GitLab CE/EE <18.11.6/19.0.3/19.1.1 Unauthorized Confidential Issue Ref Access
CVE-2026-2238 Published on June 25, 2026
Missing Authorization in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.5 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an unauthenticated user to view confidential issue references on public projects due to improper authorization checks.
Vulnerability Analysis
CVE-2026-2238 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. 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
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-2238 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-2238
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Affected Versions
GitLab:- Version 17.5 and below 18.11.6 is affected.
- Version 19.0 and below 19.0.3 is affected.
- Version 19.1 and below 19.1.1 is affected.