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TI-2023-03275 Aliases CVE-2023-3509GHSA-vwj5-wr4r-cq36

Incorrect Authorization in GitLab

Priority LOW 24CWE-863Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-863.

Summary

An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00325 25th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed GitLab (GitLab): 16.7.6, 16.8.3, 16.9.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
GitLabGitLabbefore 16.7.6; 16.8 to before 16.8.3; 16.9 to before 16.9.116.7.6, 16.8.3, 16.9.1Patch availableCNA
  • GitLab VendorGitLab Affected before 16.7.6; 16.8 to before 16.8.3; 16.9 to before 16.9.1 Fixed in 16.7.6, 16.8.3, 16.9.1 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*up to 16.7.6; 16.8.0 – 16.8.3VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:16.9.0:*:*:*:*:*:*:*16.9.0VulnerableGitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:* Versions up to 16.7.6; 16.8.0 – 16.8.3 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:16.9.0:*:*:*:*:*:*:* Versions 16.9.0 Vulnerable ·GitLab

Remediation

  • Fix · CNA GitLab (GitLab) Fixed in 16.7.6, 16.8.3, 16.9.1

Fixed in the same release

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

  • Release ·

    GitLab 16.7.6, 16.8.3, 16.9.1

    5 records Highest priority Priority MEDIUM 1 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2024-00795 Direct Request ('Forced Browsing') in GitLabPriority MEDIUM 53
    • TI-2024-00372 Improper Enforcement of Behavioral Workflow in GitLabPriority LOW 36
    • TI-2023-05937 Incorrect Privilege Assignment in GitLabPriority LOW 32
    Show all 5 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-3509
  2. 2026-10-03 Alias added: GHSA-vwj5-wr4r-cq36

References

Exploit 1

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