{"id":"CVE-2026-97229","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-97229","generatedAt":"2026-10-31T02:43:42.481Z","title":"GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability","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.","published":"2026-10-13T02:17:01.000Z","lastModified":"2026-10-31T00:16:52.000Z","status":"Modified","sourceIdentifier":"cve@gitlab.com","cvss":{"version":"3.1","score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},"cwe":["CWE-190"],"affected":["gitlab/gitlab"],"epss":{"score":0.18427,"percentile":0.97229,"date":"2026-10-29","history":[{"date":"2026-10-13","score":0.00559,"percentile":0.45008},{"date":"2026-10-25","score":0.18427,"percentile":0.97215}]},"kev":{"listed":true,"dateAdded":"2026-10-29","dueDate":"2026-11-01","knownRansomwareCampaignUse":"Unknown","notes":"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.\nOther 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"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 1 November 2026). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[{"kind":"kev","label":"Added to KEV","at":"2026-10-29T00:00:00.000Z","detail":{"name":"GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability","vendor":"GitLab","dueDate":"2026-11-01","product":"Community Edition and Enterprise Edition","ransomware":"Unknown"},"summary":"Added to CISA KEV — known to be exploited; federal remediation due 2026-11-01."},{"kind":"epss","label":"EPSS jump","at":"2026-10-25T00:00:00.000Z","detail":{"to":0.18427,"from":0.00547,"percentile":0.97215},"summary":"EPSS moved from 0.5% to 18.4% probability of exploitation in the next thirty days."},{"kind":"new","label":"New CVE","at":"2026-10-13T02:17:01.000Z","detail":{"score":"10.0","severity":"CRITICAL","publishedAt":"2026-10-13T02:17:00.840Z"},"summary":"New CVE, critical severity (CVSS 10.0), EPSS 18.4%."}],"references":[{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/","tags":["Release Notes","Vendor Advisory"],"source":"cve@gitlab.com"},{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/630686","tags":["Broken Link"],"source":"cve@gitlab.com"},{"url":"https://hackerone.com/reports/4055749","tags":["Permissions Required"],"source":"cve@gitlab.com"},{"url":"https://hackerone.com/reports/4058589","tags":["Permissions Required"],"source":"cve@gitlab.com"},{"url":"https://github.com/rapid7/metasploit-framework/pull/22017","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-97229","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97229","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}