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TI-2026-04067 Aliases CVE-2026-4672GHSA-8jc8-cvqj-p926

Missing Authorization in GitLab

Priority MEDIUM 53CWE-862Published · Updated

Key facts

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

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

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with guest-role permissions to access test report contents they were not authorized to view due to improper access control enforcement.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00389 33rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed GitLab (GitLab): 19.0.5, 19.1.3, 19.2.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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
GitLabGitLab18.4 to before 19.0.5; 19.1 to before 19.1.3; 19.2 to before 19.2.119.0.5, 19.1.3, 19.2.1Patch availableCNA
  • GitLab VendorGitLab Affected 18.4 to before 19.0.5; 19.1 to before 19.1.3; 19.2 to before 19.2.1 Fixed in 19.0.5, 19.1.3, 19.2.1 Patch available CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*18.4.0 to before 19.0.5VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*18.4.0 to before 19.0.5VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*19.1.0 to before 19.1.3VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*19.1.0 to before 19.1.3VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:community:*:*:*19.2.0VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*19.2.0VulnerableGitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 18.4.0 to before 19.0.5 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 18.4.0 to before 19.0.5 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 19.1.0 to before 19.1.3 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 19.1.0 to before 19.1.3 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:community:*:*:* Versions 19.2.0 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:* Versions 19.2.0 Vulnerable ·GitLab

Remediation

  • Fix · CNA GitLab (GitLab) Fixed in 19.0.5, 19.1.3, 19.2.1

Fixed in the same release

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

  • Release ·

    GitLab 19.0.5, 19.1.3, 19.2.1

    11 records Highest priority Priority MEDIUM 6 MEDIUM, 5 LOW

    Other records, highest priority first

    • TI-2026-05558 Incorrect Authorization in GitLabPriority MEDIUM 63
    • TI-2026-12127 Missing Authorization in GitLabPriority MEDIUM 56
    • TI-2026-02672 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLabPriority MEDIUM 55
    Show all 11 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-4672
  2. 2026-10-03 Alias added: GHSA-8jc8-cvqj-p926

References

Exploit 1

Advisory 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