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TI-2023-05494 Aliases CVE-2023-5963GHSA-5rfm-2gcw-59ww

Allocation of Resources Without Limits or Throttling in GitLab

Priority LOW 21CWE-770Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-770.

Summary

An issue has been discovered in GitLab EE with Advanced Search affecting all versions from 13.9 to 16.3.6, 16.4 prior to 16.4.2 and 16.5 prior to 16.5.1 that could allow a denial of service in the Advanced Search function by chaining too many syntax operators.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0058 47th percentileScored 2026-11-07
Fix Fixed GitLab (GitLab): 16.3.6, 16.4.2, 16.5.1

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
GitLabGitLab13.9 to before 16.3.6; 16.4.0 to before 16.4.2; 16.5.0 to before 16.5.116.3.6, 16.4.2, 16.5.1Patch availableCNA
  • GitLab VendorGitLab Affected 13.9 to before 16.3.6; 16.4.0 to before 16.4.2; 16.5.0 to before 16.5.1 Fixed in 16.3.6, 16.4.2, 16.5.1 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*13.9.0 – 16.3.6; 16.4.0 to before 16.4.2VulnerableGitLab
cpe:2.3:a:gitlab:gitlab:16.5.0:*:*:*:enterprise:*:*:*16.5.0VulnerableGitLab
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 13.9.0 – 16.3.6; 16.4.0 to before 16.4.2 Vulnerable ·GitLab
  • cpe:2.3:a:gitlab:gitlab:16.5.0:*:*:*:enterprise:*:*:* Versions 16.5.0 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-2023-03179 Insertion of Sensitive Information Into Sent Data in GitLabPriority HIGH 70
    • 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
    Show all 7 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5963
  2. 2026-10-03 Alias added: GHSA-5rfm-2gcw-59ww

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