Vulnerability details
CVE-2026-97229
Actively exploited
GitLab GitLab
Integer Overflow or Wraparound in GitLab
CVSS 3.1
10.0Critical
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 10.0Critical | 3.1 | CVEProject cvelistV5 (CNA) (GitLab) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| GitLab | GitLab | 19.2 ≤ v < 19.2.8 | CVEProject cvelistV5 (CNA) |
| GitLab | GitLab | 19.3 ≤ v < 19.3.5 | CVEProject cvelistV5 (CNA) |
| GitLab | GitLab | 19.4 ≤ v < 19.4.2 | CVEProject cvelistV5 (CNA) |
References and advisories
7- https://gitlab.com/gitlab-org/gitlab/-/work_items/630686
- https://hackerone.com/reports/4055749 technical-descriptionexploitpermissions-required
- https://hackerone.com/reports/4058589 technical-descriptionexploitpermissions-required
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-97229 government-resource
- https://github.com/rapid7/metasploit-framework/pull/22017
- https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/
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Details
- Published
- 2026-10-13
- Last updated
- 2026-10-31
- State
- Published
- Assigner (CNA)
- GitLab
- Kolun priority
- 100 · Critical
CISA KEV catalog
- Date added
- 2026-10-29
- Due date
- 2026-11-01
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
65.22%
Probability of exploitation in 30 days
99.2%
Percentile (among all CVEs)
- 2026-11-0465.22%
- 2026-11-0327.69%
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-190Integer Overflow or Wraparound