CVE-2026-1868

CRITICAL EPSS 38.8%
Published Feb 9, 20264mo ago · Modified Jun 17, 20262w ago
9.9 CVSS 3.1
Critical
Find Similar
Published Feb 9, 2026 4mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.9
Exploitability
3.1
Impact
6.0
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
38.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1336

References 2

  • about.gitlab.com https://about.gitlab.com/releases/2026/02/06/patch-release-gitlab-ai-gateway-18-8-1-released/
  • gitlab.com https://gitlab.com/gitlab-org/modelops/applied-ml/code-suggestions/ai-assist/-/work_items/1850

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.