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TI-2025-09956 Aliases CVE-2025-10871GHSA-9396-6m54-w269

Missing Authorization in GitLab

Priority LOW 34CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.

Summary

An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00377 31st percentileScored 2026-11-07
Fix Fixed GitLab (GitLab): 18.2.7, 18.3.3, 18.4.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GitLabGitLab16.6 to before 18.2.7; 18.3 to before 18.3.3; 18.4 to before 18.4.118.2.7, 18.3.3, 18.4.1Patch availableCNA
  • GitLab VendorGitLab Affected 16.6 to before 18.2.7; 18.3 to before 18.3.3; 18.4 to before 18.4.1 Fixed in 18.2.7, 18.3.3, 18.4.1 Patch available CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*16.6.0 to before 18.2.7VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*16.6.0 to before 18.2.7VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*18.3.0 to before 18.3.3VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*18.3.0 to before 18.3.3VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:community:*:*:*18.4.0VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:enterprise:*:*:*18.4.0VulnerableGitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 16.6.0 to before 18.2.7 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 16.6.0 to before 18.2.7 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 18.3.0 to before 18.3.3 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 18.3.0 to before 18.3.3 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:community:*:*:* Versions 18.4.0 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:18.4.0:*:*:*:enterprise:*:*:* Versions 18.4.0 Vulnerable ·GitLab

Remediation

  • Fix · CNA GitLab (GitLab) Fixed in 18.2.7, 18.3.3, 18.4.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    GitLab 18.2.7, 18.3.3, 18.4.1

    9 records Highest priority Priority MEDIUM 3 MEDIUM, 6 LOW

    Other records, highest priority first

    • TI-2025-08834 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLabPriority MEDIUM 44
    • TI-2025-09947 Allocation of Resources Without Limits or Throttling in GitLabPriority MEDIUM 40
    • TI-2025-07018 Privilege Defined With Unsafe Actions in GitLabPriority MEDIUM 40
    Show all 9 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-10871
  2. 2026-10-03 Alias added: GHSA-9396-6m54-w269

References

Other 1

  • TI-2026-71508 Integer overflow in GitLab allows code execution on the server KEVCVSS 3.1CRITICAL 10.0
  • TI-2026-58817 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab KEVCVSS 3.1CRITICAL 10.0
  • TI-2023-06425 Weak Password Recovery Mechanism for Forgotten Password in GitLab KEVCVSS 3.1CRITICAL 10.0
  • TI-2021-05191 Code injection in GitLab KEVCVSS 3.1CRITICAL 10.0
  • TI-2021-05161 Server-side request forgery in GitLab KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-02763 Injection in GitLab CVSS 3.1CRITICAL 9.9
See all 1506 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences