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Vulnerability record · CVE-2026-97229 · published 13 October 2026

CVE-2026-97229: Gitlab integer overflow vulnerability

Gitlab · Gitlab

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.

10.0 CVSS 3.1 Critical CISA KEV since 29 Oct 2026 EPSS 69% · top 0.6% CWE-190 · Integer overflow
10.0CVSS 3.1 base score
69%EPSS exploitation probability, 30 days
YesIn CISA KEV, fix deadline passed
2Affected product versions listed by NVD
7References
2 Nov 2026Last modified by NVD

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:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitation in the wild

CISA added CVE-2026-97229 to the Known Exploited Vulnerabilities catalog on 29 October 2026 as "GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound Vulnerability". 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. Federal deadline 1 November 2026.

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/630686 Broken Link
https://hackerone.com/reports/4055749 Permissions Required
https://hackerone.com/reports/4058589 Permissions Required
https://github.com/rapid7/metasploit-framework/pull/22017 Issue TrackingThird Party Advisory
https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/ Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-97229 US Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-85706GitLab CE/EE repository commits API path traversal allows unauthenticated file readGitLab CE/EE contains improper path confinement and missing authentication enforcement in the repository commits API, allowing an unauthenticated use…KEVEPSS 97%analysed10.0CVE-2021-22205GitLab CE/EE image parser flaw allows unauthenticated remote code executionGitLab CE/EE failed to properly validate image files passed to a file parser, allowing code injection that leads to remote command execution. The fla…KEVEPSS 100%analysed9.8CVE-2023-7028GitLab CE/EE password reset sent to unverified email, enabling account takeoverGitLab CE/EE versions from 16.1 through 16.7 before their fixed releases could deliver account password reset emails to an unverified email address. …KEVEPSS 94%analysed9.8CVE-2021-22175GitLab unauthenticated SSRF via internal webhook requestsGitLab is vulnerable to server-side request forgery when requests to the internal network for webhooks are enabled. The flaw affects all versions sta…KEVEPSS 53%analysed7.5CVE-2021-39935GitLab CI Lint API server-side request forgeryGitLab CE/EE contains a server-side request forgery flaw in the CI Lint API affecting versions from 10.5 before 14.3.6, 14.4 before 14.4.4, and 14.5 …KEVEPSS 36%analysed10.0CVE-2026-110264Gitlab integer overflow vulnerabilityAn issue has been discovered in GitLab CE/EE affecting all versions from 7.0 before 18.11.13, 19.0 before 19.0.10, 19.1 before 19.1.9, 19.2 before 19…EPSS 1.3%10.0CVE-2020-13300Gitlab incorrect authorization vulnerabilityGitLab CE/EE version 13.3 prior to 13.3.4 was vulnerable to an OAuth authorization scope change without user consent in the middle of the authorizati…EPSS 1.3%10.0CVE-2019-9174Gitlab server-side request forgery (ssrf) vulnerabilityAn issue was discovered in GitLab Community and Enterprise Edition before 11.6.10, 11.7.x before 11.7.6, and 11.8.x before 11.8.1. It allows SSRF.EPSS 2.0%

Source: NIST National Vulnerability Database (record CVE-2026-97229), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.