NCSC-2026-0082

Vulnerability from csaf_ncscnl - Published: 2026-03-10 20:15 - Updated: 2026-03-10 20:15
Summary
Kwetsbaarheden verholpen in Microsoft Azure
Notes
The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions: NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein. NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory. This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings.
Feiten: Microsoft heeft kwetbaarheden verholpen in diverse Azure componenten.
Interpretaties: Een kwadwillende kan de kwetsbaarheden misbruiken om zich voor te doen als andere gebruiker, zich verhoogde rechten toe te kennen of toegang te krijgen tot gevoelige gegevens. ``` Azure Entra ID: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-26148 | 8.10 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| Azure IoT Explorer: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-23664 | 7.50 | Toegang tot gevoelige gegevens | | CVE-2026-26121 | 7.50 | Voordoen als andere gebruiker | | CVE-2026-23661 | 7.50 | Toegang tot gevoelige gegevens | | CVE-2026-23662 | 7.50 | Toegang tot gevoelige gegevens | |----------------|------|-------------------------------------| Azure Portal Windows Admin Center: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-23660 | 7.80 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| Azure Compute Gallery: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-23651 | 6.70 | Verkrijgen van verhoogde rechten | | CVE-2026-26124 | 6.70 | Verkrijgen van verhoogde rechten | | CVE-2026-26122 | 6.50 | Toegang tot gevoelige gegevens | |----------------|------|-------------------------------------| Azure MCP Server: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-26118 | 8.80 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| Azure Linux Virtual Machines: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-23665 | 7.80 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| Azure Windows Virtual Machine Agent: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-26117 | 7.80 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| Azure Arc: |----------------|------|-------------------------------------| | CVE-ID | CVSS | Impact | |----------------|------|-------------------------------------| | CVE-2026-26141 | 7.80 | Verkrijgen van verhoogde rechten | |----------------|------|-------------------------------------| ```
Oplossingen: Microsoft heeft updates beschikbaar gesteld waarmee de beschreven kwetsbaarheden worden verholpen. We raden u aan om deze updates te installeren. Meer informatie over de kwetsbaarheden, de installatie van de updates en eventuele work-arounds vindt u op: https://portal.msrc.microsoft.com/en-us/security-guidance
Dreigingsinformatie: CVE's toe te voegen: CVE-2026-23651, CVE-2026-23660, CVE-2026-23661, CVE-2026-23662, CVE-2026-23664, CVE-2026-23665, CVE-2026-26117, CVE-2026-26118, CVE-2026-26121, CVE-2026-26122, CVE-2026-26124, CVE-2026-26141, CVE-2026-26148
Kans: medium
Schade: high
CWE-20: Improper Input Validation
CWE-35: Path Traversal: '.../...//'
CWE-122: Heap-based Buffer Overflow
CWE-284: Improper Access Control
CWE-287: Improper Authentication
CWE-288: Authentication Bypass Using an Alternate Path or Channel
CWE-306: Missing Authentication for Critical Function
CWE-319: Cleartext Transmission of Sensitive Information
CWE-625: Permissive Regular Expression
CWE-918: Server-Side Request Forgery (SSRF)
CWE-923: Improper Restriction of Communication Channel to Intended Endpoints
CWE-1188: Initialization of a Resource with an Insecure Default
CVE-2026-23651

A permissive regular expression vulnerability in Azure Compute Gallery enables an authorized attacker to perform local privilege escalation by exploiting insufficient input validation.

6.7 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE-625 - Permissive Regular Expression
CVE-2026-23660

An improper access control vulnerability in Azure Portal Windows Admin Center allows an authorized attacker to locally elevate privileges within the affected environment.

7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE-284 - Improper Access Control
CVE-2026-23661

Azure IoT Explorer transmits sensitive information in cleartext, allowing unauthorized attackers to intercept and disclose data over the network.

7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE-319 - Cleartext Transmission of Sensitive Information
CVE-2026-23662

A missing authentication vulnerability in Azure IoT Explorer allows unauthorized attackers to disclose sensitive information over a network, posing a significant security risk.

7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE-306 - Missing Authentication for Critical Function
CVE-2026-23664

Improper restriction of communication channels in Azure IoT Explorer allows unauthorized attackers to disclose sensitive information over a network, posing a significant security risk.

7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE-923 - Improper Restriction of Communication Channel to Intended Endpoints
CVE-2026-23665

A heap-based buffer overflow vulnerability in Azure Linux Virtual Machines allows an authorized local attacker to elevate privileges.

7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE-122 - Heap-based Buffer Overflow
CVE-2026-26117

An authentication bypass vulnerability in the Azure Windows Virtual Machine Agent allows an authorized attacker to locally elevate privileges, potentially compromising system integrity.

7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE-288 - Authentication Bypass Using an Alternate Path or Channel
CVE-2026-26118

A server-side request forgery (SSRF) vulnerability in Azure MCP Server allows an authorized attacker to escalate privileges across the network, posing significant security risks.

8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE-918 - Server-Side Request Forgery (SSRF)
CVE-2026-26121

A server-side request forgery (SSRF) vulnerability in Microsoft Azure IoT Explorer allows unauthorized attackers to perform network spoofing, potentially compromising internal network security.

7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE-20 - Improper Input Validation
CVE-2026-26122

An insecure default initialization vulnerability in Azure Compute Gallery allows an authorized attacker to disclose information over a network.

6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE-1188 - Initialization of a Resource with an Insecure Default
CVE-2026-26124

A vulnerability in Azure Compute Gallery allows an authorized attacker to escalate privileges locally, potentially compromising system integrity.

6.7 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE-35 - Path Traversal: '.../...//'
CVE-2026-26141

An improper authentication vulnerability in Microsoft Azure Arc allows an authorized attacker to locally elevate their privileges, potentially compromising system integrity.

7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE-287 - Improper Authentication
CVE-2026-26148

External initialization of trusted variables or data stores in Azure Entra ID can allow unauthorized attackers to locally elevate their privileges, posing a significant security risk.

8.1 (High)
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
CWE-454 - External Initialization of Trusted Variables or Data Stores
References
To clipboard 

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        "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:\n\n    NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.\n\n    NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.\n    This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
      },
      {
        "category": "description",
        "text": "Microsoft heeft kwetbaarheden verholpen in diverse Azure componenten.",
        "title": "Feiten"
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      {
        "category": "description",
        "text": "Een kwadwillende kan de kwetsbaarheden misbruiken om zich voor te doen als andere gebruiker, zich verhoogde rechten toe te kennen of toegang te krijgen tot gevoelige gegevens.\n\n```\nAzure Entra ID: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-26148 | 8.10 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n\nAzure IoT Explorer: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-23664 | 7.50 | Toegang tot gevoelige gegevens      | \n| CVE-2026-26121 | 7.50 | Voordoen als andere gebruiker       | \n| CVE-2026-23661 | 7.50 | Toegang tot gevoelige gegevens      | \n| CVE-2026-23662 | 7.50 | Toegang tot gevoelige gegevens      | \n|----------------|------|-------------------------------------|\n\nAzure Portal Windows Admin Center: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-23660 | 7.80 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n\nAzure Compute Gallery: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-23651 | 6.70 | Verkrijgen van verhoogde rechten    | \n| CVE-2026-26124 | 6.70 | Verkrijgen van verhoogde rechten    | \n| CVE-2026-26122 | 6.50 | Toegang tot gevoelige gegevens      | \n|----------------|------|-------------------------------------|\n\nAzure MCP Server: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-26118 | 8.80 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n\nAzure Linux Virtual Machines: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-23665 | 7.80 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n\nAzure Windows Virtual Machine Agent: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-26117 | 7.80 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n\nAzure Arc: \n|----------------|------|-------------------------------------|\n| CVE-ID         | CVSS | Impact                              |\n|----------------|------|-------------------------------------|\n| CVE-2026-26141 | 7.80 | Verkrijgen van verhoogde rechten    | \n|----------------|------|-------------------------------------|\n```\n",
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        "text": "Microsoft heeft updates beschikbaar gesteld waarmee de beschreven kwetsbaarheden worden verholpen. We raden u aan om deze updates te installeren. Meer informatie over de kwetsbaarheden, de installatie van de updates en eventuele work-arounds vindt u op:\n\nhttps://portal.msrc.microsoft.com/en-us/security-guidance",
        "title": "Oplossingen"
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        "text": "CVE\u0027s toe te voegen:\n\nCVE-2026-23651, CVE-2026-23660, CVE-2026-23661, CVE-2026-23662, CVE-2026-23664, CVE-2026-23665, CVE-2026-26117, CVE-2026-26118, CVE-2026-26121, CVE-2026-26122, CVE-2026-26124, CVE-2026-26141, CVE-2026-26148",
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        "text": "Improper Restriction of Communication Channel to Intended Endpoints",
        "title": "CWE-923"
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      "cwe": {
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        "name": "Permissive Regular Expression"
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      "notes": [
        {
          "category": "other",
          "text": "Permissive Regular Expression",
          "title": "CWE-625"
        },
        {
          "category": "description",
          "text": "A permissive regular expression vulnerability in Azure Compute Gallery enables an authorized attacker to perform local privilege escalation by exploiting insufficient input validation.",
          "title": "Summary"
        }
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            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
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      "title": "CVE-2026-23651"
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    {
      "cve": "CVE-2026-23660",
      "cwe": {
        "id": "CWE-284",
        "name": "Improper Access Control"
      },
      "notes": [
        {
          "category": "other",
          "text": "Improper Access Control",
          "title": "CWE-284"
        },
        {
          "category": "description",
          "text": "An improper access control vulnerability in Azure Portal Windows Admin Center allows an authorized attacker to locally elevate privileges within the affected environment.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
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          "CSAFPID-2",
          "CSAFPID-3",
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          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
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      "references": [
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          "category": "self",
          "summary": "CVE-2026-23660 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-23660.json"
        }
      ],
      "scores": [
        {
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
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            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
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            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
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      "title": "CVE-2026-23660"
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      "cwe": {
        "id": "CWE-319",
        "name": "Cleartext Transmission of Sensitive Information"
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          "category": "other",
          "text": "Cleartext Transmission of Sensitive Information",
          "title": "CWE-319"
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        {
          "category": "description",
          "text": "Azure IoT Explorer transmits sensitive information in cleartext, allowing unauthorized attackers to intercept and disclose data over the network.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-23661 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-23661.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-23661"
    },
    {
      "cve": "CVE-2026-23662",
      "cwe": {
        "id": "CWE-306",
        "name": "Missing Authentication for Critical Function"
      },
      "notes": [
        {
          "category": "other",
          "text": "Missing Authentication for Critical Function",
          "title": "CWE-306"
        },
        {
          "category": "other",
          "text": "Cleartext Transmission of Sensitive Information",
          "title": "CWE-319"
        },
        {
          "category": "description",
          "text": "A missing authentication vulnerability in Azure IoT Explorer allows unauthorized attackers to disclose sensitive information over a network, posing a significant security risk.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-23662 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-23662.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-23662"
    },
    {
      "cve": "CVE-2026-23664",
      "cwe": {
        "id": "CWE-923",
        "name": "Improper Restriction of Communication Channel to Intended Endpoints"
      },
      "notes": [
        {
          "category": "other",
          "text": "Improper Restriction of Communication Channel to Intended Endpoints",
          "title": "CWE-923"
        },
        {
          "category": "description",
          "text": "Improper restriction of communication channels in Azure IoT Explorer allows unauthorized attackers to disclose sensitive information over a network, posing a significant security risk.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-23664 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-23664.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-23664"
    },
    {
      "cve": "CVE-2026-23665",
      "cwe": {
        "id": "CWE-122",
        "name": "Heap-based Buffer Overflow"
      },
      "notes": [
        {
          "category": "other",
          "text": "Heap-based Buffer Overflow",
          "title": "CWE-122"
        },
        {
          "category": "description",
          "text": "A heap-based buffer overflow vulnerability in Azure Linux Virtual Machines allows an authorized local attacker to elevate privileges.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-23665 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-23665.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-23665"
    },
    {
      "cve": "CVE-2026-26117",
      "cwe": {
        "id": "CWE-288",
        "name": "Authentication Bypass Using an Alternate Path or Channel"
      },
      "notes": [
        {
          "category": "other",
          "text": "Authentication Bypass Using an Alternate Path or Channel",
          "title": "CWE-288"
        },
        {
          "category": "description",
          "text": "An authentication bypass vulnerability in the Azure Windows Virtual Machine Agent allows an authorized attacker to locally elevate privileges, potentially compromising system integrity.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26117 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26117.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26117"
    },
    {
      "cve": "CVE-2026-26118",
      "cwe": {
        "id": "CWE-918",
        "name": "Server-Side Request Forgery (SSRF)"
      },
      "notes": [
        {
          "category": "other",
          "text": "Server-Side Request Forgery (SSRF)",
          "title": "CWE-918"
        },
        {
          "category": "description",
          "text": "A server-side request forgery (SSRF) vulnerability in Azure MCP Server allows an authorized attacker to escalate privileges across the network, posing significant security risks.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26118 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26118.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26118"
    },
    {
      "cve": "CVE-2026-26121",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "notes": [
        {
          "category": "other",
          "text": "Improper Input Validation",
          "title": "CWE-20"
        },
        {
          "category": "other",
          "text": "Server-Side Request Forgery (SSRF)",
          "title": "CWE-918"
        },
        {
          "category": "description",
          "text": "A server-side request forgery (SSRF) vulnerability in Microsoft Azure IoT Explorer allows unauthorized attackers to perform network spoofing, potentially compromising internal network security.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26121 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26121.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26121"
    },
    {
      "cve": "CVE-2026-26122",
      "cwe": {
        "id": "CWE-1188",
        "name": "Initialization of a Resource with an Insecure Default"
      },
      "notes": [
        {
          "category": "other",
          "text": "Initialization of a Resource with an Insecure Default",
          "title": "CWE-1188"
        },
        {
          "category": "description",
          "text": "An insecure default initialization vulnerability in Azure Compute Gallery allows an authorized attacker to disclose information over a network.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26122 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26122.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26122"
    },
    {
      "cve": "CVE-2026-26124",
      "cwe": {
        "id": "CWE-35",
        "name": "Path Traversal: \u0027.../...//\u0027"
      },
      "notes": [
        {
          "category": "other",
          "text": "Path Traversal: \u0027.../...//\u0027",
          "title": "CWE-35"
        },
        {
          "category": "description",
          "text": "A vulnerability in Azure Compute Gallery allows an authorized attacker to escalate privileges locally, potentially compromising system integrity.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26124 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26124.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26124"
    },
    {
      "cve": "CVE-2026-26141",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "notes": [
        {
          "category": "other",
          "text": "Improper Authentication",
          "title": "CWE-287"
        },
        {
          "category": "description",
          "text": "An improper authentication vulnerability in Microsoft Azure Arc allows an authorized attacker to locally elevate their privileges, potentially compromising system integrity.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26141 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26141.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26141"
    },
    {
      "cve": "CVE-2026-26148",
      "cwe": {
        "id": "CWE-454",
        "name": "External Initialization of Trusted Variables or Data Stores"
      },
      "notes": [
        {
          "category": "other",
          "text": "External Initialization of Trusted Variables or Data Stores",
          "title": "CWE-454"
        },
        {
          "category": "description",
          "text": "External initialization of trusted variables or data stores in Azure Entra ID can allow unauthorized attackers to locally elevate their privileges, posing a significant security risk.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1",
          "CSAFPID-2",
          "CSAFPID-3",
          "CSAFPID-4",
          "CSAFPID-5",
          "CSAFPID-6",
          "CSAFPID-7",
          "CSAFPID-8",
          "CSAFPID-9",
          "CSAFPID-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-26148 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-26148.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1",
            "CSAFPID-2",
            "CSAFPID-3",
            "CSAFPID-4",
            "CSAFPID-5",
            "CSAFPID-6",
            "CSAFPID-7",
            "CSAFPID-8",
            "CSAFPID-9",
            "CSAFPID-10"
          ]
        }
      ],
      "title": "CVE-2026-26148"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.