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TI-2023-03179 Aliases CVE-2023-3399GHSA-wrm3-h327-j8wh

Insertion of Sensitive Information Into Sent Data in GitLab

Priority HIGH 70CWE-201Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-201.

Summary

An issue has been discovered in GitLab EE affecting all versions starting from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. It was possible for an unauthorised project or group member to read the CI/CD variables using the custom project templates.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00537 45th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed GitLab (GitLab): 16.3.6, 16.4.2, 16.5.1

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
GitLabGitLab11.6 to before 16.3.6; 16.4 to before 16.4.2; 16.5 to before 16.5.116.3.6, 16.4.2, 16.5.1Patch availableCNA
  • GitLab VendorGitLab Affected 11.6 to before 16.3.6; 16.4 to before 16.4.2; 16.5 to before 16.5.1 Fixed in 16.3.6, 16.4.2, 16.5.1 Patch available CNA

CPE configurations NVD · 6

CPEVersionsRoleVendor
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*11.6.0 to before 12.9.8VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*11.6.0 to before 12.9.8VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*12.10.0 to before 12.10.7VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*12.10.0 to before 12.10.7VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:13.0.0:*:*:*:community:*:*:*13.0.0VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:13.0.0:*:*:*:enterprise:*:*:*13.0.0VulnerableGitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 11.6.0 to before 12.9.8 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 11.6.0 to before 12.9.8 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 12.10.0 to before 12.10.7 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 12.10.0 to before 12.10.7 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:13.0.0:*:*:*:community:*:*:* Versions 13.0.0 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:13.0.0:*:*:*:enterprise:*:*:* Versions 13.0.0 Vulnerable ·GitLab

Remediation

  • Fix · CNA GitLab (GitLab) Fixed in 16.3.6, 16.4.2, 16.5.1

Fixed in the same release

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

  • Release ·

    GitLab 16.3.6, 16.4.2, 16.5.1

    7 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2023-05361 Loop with Unreachable Exit Condition ('Infinite Loop') in GitLabPriority MEDIUM 62
    • TI-2023-03042 Allocation of Resources Without Limits or Throttling in GitLabPriority MEDIUM 53
    • TI-2023-05367 Insertion of Sensitive Information Into Sent Data in GitLabPriority LOW 31
    Show all 7 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-3399
  2. 2026-10-03 Alias added: GHSA-wrm3-h327-j8wh

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