Critical severity9.9NVD Advisory· Published Sep 24, 2026
CVE-2026-89078
CVE-2026-89078
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <19.2.7, <19.3.3, <19.4.1
- Range: <19.2.7, <19.3.3, <19.4.1
Patches
Vulnerability mechanics
References
2News mentions
1- GitLab Critical Patch Release: 19.4.1, 19.3.3, 19.2.7GitLab Security Releases · Sep 23, 2026