- CVSS
- 10 (v3.1)
- EPSS probability
- 69.3%
- EPSS percentile
- 99.4%
- KEV
- Yes
- Known exploitation
- confirmed
- Affected
- GitLab Community Edition and Enterprise Edition
- Fixed information
- No authoritative fixed version recorded
Required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server via a specially crafted regular expression in a CI/CD configuration, due to insufficient regular expression validation.
Coverage
No separate Security Diff story is recorded for this CVE.
Recorded sources
- CISA KEV catalog · retrieved Nov 12, 2026
- FIRST EPSS score · retrieved Nov 12, 2026
- NVD record · retrieved Nov 12, 2026
- Vendor advisory · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026
- NVD reference · retrieved Nov 12, 2026