Critical severity9.9NVD Advisory· Published Feb 9, 2026· Updated Apr 15, 2026
CVE-2026-1868
CVE-2026-1868
Description
GitLab has remediated a vulnerability in the Duo Workflow Service component of GitLab AI Gateway affecting all versions of the AI Gateway from 18.1.6, 18.2.6, 18.3.1 to 18.6.1, 18.7.0, and 18.8.0 in which AI Gateway was vulnerable to insecure template expansion of user supplied data via crafted Duo Agent Platform Flow definitions. This vulnerability could be used to cause Denial of Service or gain code execution on the Gateway. This has been fixed in versions 18.6.2, 18.7.1, and 18.8.1 of the GitLab AI Gateway.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: >=18.6.1, <18.6.2 || >=18.7.0, <18.7.1 || >=18.8.0, <18.8.1
Patches
Vulnerability mechanics
References
1News mentions
1- GitLab AI Gateway Critical Patch Release: 18.6.2, 18.7.1, and 18.8.1GitLab Security Releases · Feb 6, 2026