CVE-2026-1868 (GCVE-0-2026-1868)

Vulnerability from cvelistv5 – Published: 2026-02-09 06:33 – Updated: 2026-02-09 15:46
VLAI?
Title
Improper Neutralization of Special Elements Used in a Template Engine in GitLab AI Gateway
Summary
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.
Severity ?
9.9 (Critical)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE
  • CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine
Assigner
References
Impacted products
Vendor Product Version
GitLab GitLab AI Gateway Affected: 18.1.6 , < 18.6.2 (semver)
Affected: 18.7.0 , < 18.7.1 (semver)
Affected: 18.8.0 , < 18.8.1 (semver)
    cpe:2.3:a:gitlab:ai-gateway:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
This vulnerability has been discovered internally by GitLab team member Joern Schneeweisz
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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