{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "\u003ca href=\"https://twitter.com/_dirkjan\"\u003eDirk-jan Mollema\u003c/a\u003e with \u003ca href=\"https://outsidersecurity.nl/\"\u003eOutsider Security\u003c/a\u003e"
        ]
      },
      {
        "names": [
          "\u003ca href=\"https://twitter.com/_dirkjan\"\u003eDirk-jan Mollema\u003c/a\u003e with \u003ca href=\"https://outsidersecurity.nl/\"\u003eOutsider Security\u003c/a\u003e"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Critical"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Not required. The vulnerability documented by this CVE requires no customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2025-55241 Azure Entra Elevation of Privilege Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55241"
      },
      {
        "category": "self",
        "summary": "CVE-2025-55241 Azure Entra Elevation of Privilege Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-55241.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Azure Entra Elevation of Privilege Vulnerability",
    "tracking": {
      "current_release_date": "2025-09-18T07:00:00.000Z",
      "generator": {
        "date": "2025-09-18T21:41:47.436Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2025-55241",
      "initial_release_date": "2025-09-09T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2025-09-04T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2025-09-18T07:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "The CVSS score for this vulnerability has been updated to reflect a change in the **Attack Complexity** metric from **High** to **Low**."
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "category": "product_name",
        "name": "Microsoft Entra ID",
        "product": {
          "name": "Microsoft Entra ID",
          "product_id": "12383"
        }
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-55241",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "The CVSS score for this vulnerability was modified to reflect a correction in the Attack Complexity metric, which was previously marked as High in error. The correct value is Low, and this change has now been applied.\nThis adjustment was made upon internal review, where we confirmed that the initial marking was incorrect and have updated the score to better align with the vulnerability\u2019s characteristics.\nWhile no other CVSS metrics have been modified, and the overall severity remains unchanged, this update to the Attack Complexity metric increases the base score from 9.0 to 10.0.",
          "title": "Why was the CVSS score modified after initial release of the CVE?"
        },
        {
          "category": "faq",
          "text": "This vulnerability has already been fully mitigated by Microsoft. There is no action for users of this service to take. The purpose of this CVE is to provide further transparency.\nPlease see Toward greater transparency: Unveiling Cloud Service CVEs for more information.",
          "title": "Why are there no links to an update or instructions with steps that must be taken to protect from this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "12383"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2025-55241 Azure Entra Elevation of Privilege Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55241"
        },
        {
          "category": "self",
          "summary": "CVE-2025-55241 Azure Entra Elevation of Privilege Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-55241.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 10.0,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "CHANGED",
            "temporalScore": 8.7,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "12383"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Elevation of Privilege"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No"
        }
      ],
      "title": "Azure Entra Elevation of Privilege Vulnerability"
    }
  ]
}