GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability
CVE-2026-97229 Exploited
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.
Being exploited in the wild
Catalogued 29 October 2026 · US federal remediation deadline 1 November 2026
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…
Exploit code is also public: Metasploit · Public PoC
- Metasploitexploit/multi/http/gitlab_cicd_regexp_rce_cve_2026_97229
- Public PoCjburgess-r7/CVE-2026-97229-PoC64 stars
- Public PoCgandli/cve-2026-97229-lab1 stars
- Public PoCmurat-levi/gitlab-rce-toolkit1 stars
- Public PoCAmpedWasTaken/CVE-2026-97229-GitLab-CI-CD-Regex-Compiler-RCE
- Public PoCNoshadi-sec/CVE-2026-97229
- Public PoCfoxcornlab/gitlab-onigmo-scanner
Assessment
- CVSS
- 10 (v3.1)
- Severity
- Critical
- EPSS
- 18.43% chance of exploitation in the next 30 days
- Known exploited
- Yes — listed in the CISA KEV catalog
- Exploit availability
- CISA KEV, Metasploit, Public PoC
- Published
- 13 October 2026
- Last updated
- 30 October 2026
- Affected
- GitLab · Community Edition and Enterprise Edition
- Weakness
- CWE-190
- Assigner
- GitLab
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
At the source
References
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog
- https://gitlab.com/gitlab-org/gitlab/-/work_items/630686
- https://hackerone.com/reports/4055749
- https://hackerone.com/reports/4058589
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
- https://www.cisa.gov/news-events/alerts/2026/10/30/cisa-adds-two-known-exploited-vulnerabilities-catalog
Query this programmatically
Agents can read this through the MCP endpoint, or over HTTP:
curl https://cve.zerocrew.in/api/cve/CVE-2026-97229