Vulnerability-Lookup

CVE-2026-30896 (GCVE-0-2026-30896)

Vulnerability from cvelistv5 – Published: 2026-03-09 05:01 – Updated: 2026-03-09 20:53

Summary

The installer for Qsee Client versions 1.0.1 and prior insecurely load Dynamic Link Libraries (DLLs). When a user is directed to place some malicious DLL to the same directory and execute the affected installer, then arbitrary code may be executed with the administrative privilege.

Severity

7.8 (High)


                        
                          CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.4 (High)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-03-09 20:53 UTC

CWE

CWE-427 - Uncontrolled Search Path Element

Assigner

jpcert jpcert root

References

2 references

URL	Tags
https://www.q-see.com/pages/download
https://jvn.jp/en/jp/JVN11676807/

Impacted products

1 product

Vendor	Product	Version	CPE status
Qsee	Qsee Client	Affected: 1.0.1 and prior	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-30896

Vulnerability from fkie_nvd - Published: 2026-03-09 06:16 - Updated: 2026-06-17 10:33

Severity

7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	vultures@jpcert.or.jp	https://jvn.jp/en/jp/JVN11676807/	Third Party Advisory
	vultures@jpcert.or.jp	https://www.q-see.com/pages/download	Product

Impacted products

	Vendor	Product	Version
	q-see	qsee_client	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Qsee Client",
          "vendor": "Qsee",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.1 and prior"
            }
          ]
        }
      ],
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:q-see:qsee_client:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "E52EFB4E-DEBC-4771-A6AF-7D187786341B",
              "versionEndIncluding": "1.0.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The installer for Qsee Client versions 1.0.1 and prior insecurely load Dynamic Link Libraries (DLLs). When a user is directed to place some malicious DLL to the same directory and execute the affected installer, then arbitrary code may be executed with the administrative privilege."
    },
    {
      "lang": "es",
      "value": "El instalador para las versiones 1.0.1 y anteriores de Qsee Cliente carga de forma insegura las Bibliotecas de Enlace Din\u00e1mico (DLLs). Cuando se le indica a un usuario que coloque alguna DLL maliciosa en el mismo directorio y ejecute el instalador afectado, entonces se puede ejecutar c\u00f3digo arbitrario con el privilegio administrativo."
    }
  ],
  "id": "CVE-2026-30896",
  "lastModified": "2026-06-17T10:33:06.643",
  "metrics": {
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "vultures@jpcert.or.jp",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
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          "Recovery": "NOT_DEFINED",
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          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
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          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "ACTIVE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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      }
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    "ssvcV203": [
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  "references": [
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        "Third Party Advisory"
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    },
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      ],
      "url": "https://www.q-see.com/pages/download"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
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        {
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      ],
      "source": "vultures@jpcert.or.jp",
      "type": "Secondary"
    }
  ]
}

GHSA-GWW4-6RRF-6F3G

Vulnerability from github – Published: 2026-03-09 06:31 – Updated: 2026-03-09 06:31

Details

Severity

7.8 (High)


                  
                    CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.4 (High)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-30896"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-427"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-09T06:16:08Z",
    "severity": "HIGH"
  },
  "details": "The installer for Qsee Client versions 1.0.1 and prior insecurely load Dynamic Link Libraries (DLLs). When a user is directed to place some malicious DLL to the same directory and execute the affected installer, then arbitrary code may be executed with the administrative privilege.",
  "id": "GHSA-gww4-6rrf-6f3g",
  "modified": "2026-03-09T06:31:14Z",
  "published": "2026-03-09T06:31:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30896"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/jp/JVN11676807"
    },
    {
      "type": "WEB",
      "url": "https://www.q-see.com/pages/download"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

JVNDB-2026-000035

Vulnerability from jvndb - Published: 2026-03-09 05:57 - Updated:2026-03-09 05:57

Severity

7.8 (High) - cvssV3_0 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

Installer for Qsee Client may insecurely load Dynamic Link Libraries

Details

The installer for Qsee Client provided by Qsee contains the following vulnerability with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries.

Uncontrolled search path element (CWE-427) - CVE-2026-30896

Kazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

References

Type

URL

	JVN	https://jvn.jp/en/ta/JVNTA91240916/
	JVN	https://jvn.jp/en/jp/JVN11676807/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2026-30896
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

Qsee

Qsee Client

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000035.html",
  "dc:date": "2026-03-09T14:57+09:00",
  "dcterms:issued": "2026-03-09T14:57+09:00",
  "dcterms:modified": "2026-03-09T14:57+09:00",
  "description": "The installer for Qsee Client provided by Qsee contains the following vulnerability with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries.\u003ca href=\u0027https://cwe.mitre.org/data/definitions/427.html\u0027 target=\u0027_blank\u0027\u003e\u003c/a\u003e\u003cul\u003e\u003cli\u003eUncontrolled search path element (CWE-427) - CVE-2026-30896\u003c/li\u003e\u003c/ul\u003eKazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2026/JVNDB-2026-000035.html",
  "sec:cpe": {
    "#text": "cpe:/a:misc:qsee_qsee_client",
    "@product": "Qsee Client",
    "@vendor": "Qsee",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "7.8",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2026-000035",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/ta/JVNTA91240916/",
      "@id": "JVNTA#91240916",
      "@source": "JVN"
    },
    {
      "#text": "https://jvn.jp/en/jp/JVN11676807/index.html",
      "@id": "JVN#11676807 ",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2026-30896",
      "@id": "CVE-2026-30896",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Installer for Qsee Client may insecurely load Dynamic Link Libraries"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-30896 (GCVE-0-2026-30896)

FKIE_CVE-2026-30896

GHSA-GWW4-6RRF-6F3G

JVNDB-2026-000035

Tags

Sightings

Nomenclature

Related by attack behaviour