High [CVE-2026-75871] Server-Side Request Forgery (SSRF) in GitLab AI Gateway
This high-severity GitLab advisory covers CVE-2026-75871 affecting GitLab AI Gateway.
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Summary
GitLab has remediated a vulnerability in the GitLab AI Gateway component affecting all versions of the AI Gateway from 18.10 to 19.0.12, 19.1 to 19.1.7, and 19.2 to 19.2.2 that could have allowed an authenticated user with Duo Agent Platform access to redirect outbound model requests to an externally-controlled endpoint via a crafted inline flow configuration that overrides the HTTP Host header, resulting in disclosure of Google Cloud Vertex cloud service credentials and private signing keys.
- GitLab AI Gateway 18.10 before 19.0.12
- GitLab AI Gateway 19.1 before 19.1.7
- GitLab AI Gateway 19.2 before 19.2.2
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
- 19.0.12
- 19.1.7
- 19.2.2
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Mitigation
Upgrade to a fixed release: 19.0.12, 19.1.7, 19.2.2. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Discussion(0)
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