Regular expression denial of service in GitLab
Priority LOW 26CWE-1333Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- 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-1333.
Summary
A Regular Expression Denial of Service vulnerability in GitLab CE/EE affecting all versions from 1.0.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to make a GitLab instance inaccessible via specially crafted web server response headers
Why it matters now
EPSS 0.01051 64th percentileScored 2026-11-07
Fix Fixed GitLab (GitLab): 14.10.5, 15.0.4, 15.1.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| GitLab | GitLab | 1.0.2 to before 14.10.5; 15.0 to before 15.0.4; 15.1 to before 15.1.1 | 14.10.5, 15.0.4, 15.1.1 | Patch available | CNA |
- GitLab VendorGitLab Affected 1.0.2 to before 14.10.5; 15.0 to before 15.0.4; 15.1 to before 15.1.1 Fixed in 14.10.5, 15.0.4, 15.1.1 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 1.0.2 to before 14.10.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 1.0.2 to before 14.10.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 15.0.0 to before 15.0.4 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 15.0.0 to before 15.0.4 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:community:*:*:* | 15.1.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:enterprise:*:*:* | 15.1.0 | Vulnerable | GitLab |
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 1.0.2 to before 14.10.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 1.0.2 to before 14.10.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 15.0.0 to before 15.0.4 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 15.0.0 to before 15.0.4 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:community:*:*:* Versions 15.1.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:enterprise:*:*:* Versions 15.1.0 Vulnerable ·GitLab
Remediation
- Fix · CNA GitLab (GitLab) Fixed in 14.10.5, 15.0.4, 15.1.1
Timeline
- 2026-10-02 Threatist record created from CVE-2022-1954
- 2026-10-03 Alias added: GHSA-v254-7f59-gpqj
References
More Gitlab vulnerabilities
- 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
Sources
- CVE-2022-1954 · CVE Program
- CVE-2022-1954 · NVD
- FIRST EPSS
- GHSA-v254-7f59-gpqj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences