CVE-2026-97229
GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability
CVSS
10.0
Crítica
EPSS
65.2%
p99
KEV
SIM
29 de out. de 2026
Exploit Today
80
0-100
Publicado: 13 de out. de 2026 · Última mod.: 2 de nov. de 2026 · CWE-190
Produto
GitLab / Community Edition and Enterprise Edition
Vulnerabilidade
GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability
Adicionado ao KEV
29 de out. de 2026
Corrigir até
1 de nov. de 2026
Uso conhecido em ransomware
Não
Descrição resumida
GitLab Community Edition and Enterprise Edition contain a integer overflow or wraparound vulnerability that could allow 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.
Ação necessária
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.
Notas
Other products can potentially be affected by the same underlying Ruby/Onigmo Integer Overflow issue in CI/CD Regular Expression Compiler. For more information please see: https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves ; https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-97229
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.
- docs.gitlab.comhttps://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
- gitlab.comhttps://gitlab.com/gitlab-org/gitlab/-/work_items/630686
- hackerone.comhttps://hackerone.com/reports/4055749
- hackerone.comhttps://hackerone.com/reports/4058589
- github.comhttps://github.com/rapid7/metasploit-framework/pull/22017
- www.ruby-lang.orghttps://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-97229