CVE-2025-11794 (GCVE-0-2025-11794)
Vulnerability from cvelistv5
Published
2025-11-14 10:45
Modified
2025-11-14 10:45
Severity ?
4.9 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Summary
Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11, 10.12.x <= 10.12.0 fail to sanitize user data which allows system administrators to access password hashes and MFA secrets via the POST /api/v4/users/{user_id}/email/verify/member endpoint
References
Impacted products
Vendor Product Version
Mattermost Mattermost Version: 10.11.0   ≤ 10.11.3
Version: 10.5.0   ≤ 10.5.11
Version: 10.12.0   ≤ 10.12.0
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      "metrics": [
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          "cvssV3_1": {
            "attackComplexity": "LOW",
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            "baseScore": 4.9,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
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            "userInteraction": "NONE",
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      "source": {
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        "defect": [
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        "discovery": "EXTERNAL"
      },
      "title": "Password hash and MFA secret returned in user email verification endpoint"
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    "dateReserved": "2025-10-15T13:45:32.170Z",
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    "state": "PUBLISHED"
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  }
}


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