GitLab CE/EE Metadata Disclosure via Snippet Rendering (15.6-18.9.2)
CVE-2026-0602 Published on March 11, 2026
Authentication Bypass Using an Alternate Path or Channel in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to disclose metadata from private issues, merge requests, epics, milestones, or commits due to improper filtering in the snippet rendering process under certain circumstances.
Vulnerability Analysis
CVE-2026-0602 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2026-0602. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Authentication Bypass Using an Alternate Path or Channel
A product requires authentication, but the product has an alternate path or channel that does not require authentication.
Products Associated with CVE-2026-0602
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Affected Versions
GitLab:- Version 15.6 and below 18.7.6 is affected.
- Version 18.8 and below 18.8.6 is affected.
- Version 18.9 and below 18.9.2 is affected.