Vulnerability Monitor

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CVE-2025-2256

An issue has been discovered in GitLab CE/EE affecting all versions from 7.12 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed unauthorized users to render the GitLab instance unresponsive to legitimate users by sending multiple concurrent large SAML responses.

Published

2025-09-12T06:15:42.340

Last Modified

2025-09-20T02:56:22.680

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Primary
    CWE-1284
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application gitlab gitlab < 18.1.6 Yes
Application gitlab gitlab < 18.1.6 Yes
Application gitlab gitlab < 18.2.6 Yes
Application gitlab gitlab < 18.2.6 Yes
Application gitlab gitlab < 18.3.2 Yes
Application gitlab gitlab < 18.3.2 Yes
References