Uncontrolled resource consumption in GitLab
Priority LOW 24CWE-400Published · 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 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.
Why it matters now
EPSS 0.02112 81st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed GitLab (GitLab): 13.2.10, 13.3.7, 13.4.2
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 | 13.1 to before 13.2.10; 13.3.0 to before 13.3.7; 13.4.0 to before 13.4.2 | 13.2.10, 13.3.7, 13.4.2 | Patch available | CNA |
- GitLab VendorGitLab Affected 13.1 to before 13.2.10; 13.3.0 to before 13.3.7; 13.4.0 to before 13.4.2 Fixed in 13.2.10, 13.3.7, 13.4.2 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:community:*:*:* | 13.1.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:enterprise:*:*:* | 13.1.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:community:*:*:* | 13.2.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:enterprise:*:*:* | 13.2.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:community:*:*:* | 13.3.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:enterprise:*:*:* | 13.3.0 | Vulnerable | GitLab |
- cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:community:*:*:* Versions 13.1.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:enterprise:*:*:* Versions 13.1.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:community:*:*:* Versions 13.2.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:enterprise:*:*:* Versions 13.2.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:community:*:*:* Versions 13.3.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:enterprise:*:*:* Versions 13.3.0 Vulnerable ·GitLab
Remediation
- Fix · CNA GitLab (GitLab) Fixed in 13.2.10, 13.3.7, 13.4.2
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13333
- 2026-10-03 Alias added: GHSA-8h2p-m6f9-v8r7
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-2020-13333 · CVE Program
- CVE-2020-13333 · NVD
- FIRST EPSS
- GHSA-8h2p-m6f9-v8r7 · 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