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VULNERABILITIES

CVE-2026-89078 Details

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to execute arbitrary code on the GitLab server due to a double free issue when parsing a specially crafted regular expression in a CI/CD configuration.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.9 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/ [email protected]
https://gitlab.com/gitlab-org/gitlab/-/work_items/628577 [email protected]
https://hackerone.com/reports/4019059 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-415Double Free[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-89078
NVD Published Date:
Sep 24, 2026
NVD Last Modified:
Sep 25, 2026
Source:
[email protected]
CVE-2026-89078 Details - Not Deferred