Medium severity4.6NVD Advisory· Published Oct 13, 2026
CVE-2026-100755
CVE-2026-100755
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain deployment configurations, could have allowed an authenticated user to poison cached page content served to other users due to improper cache key construction.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2
- Range: from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2
Patches
Vulnerability mechanics
References
1News mentions
1- GitLab Critical Patch Release: 19.4.2, 19.3.5, 19.2.8GitLab Security Releases · Oct 12, 2026