BIT-gitlab-2026-2238: Missing Authorization in GitLab
A vulnerability in GitLab CE/EE versions 17.5 up to but not including 18.11.6, 19.0 up to but not including 19.0.3, and 19.1 up to but not including 19.1.1 could allow an unauthenticated user to view confidential issue references on public projects due to missing authorization checks. This issue has been remediated in the specified fixed versions. The severity is assessed as medium.
AI Analysis
Technical Summary
GitLab CE/EE contained an authorization flaw affecting versions >=17.5.0 <18.11.6, >=19.0.0 <19.0.3, and >=19.1.0 <19.1.1. Under certain conditions, this flaw allowed unauthenticated users to access confidential issue references on public projects because authorization checks were improperly enforced. The vulnerability has been fixed in versions 18.11.6, 19.0.3, and 19.1.1 respectively.
Potential Impact
An unauthenticated attacker could view confidential issue references on public projects, potentially exposing sensitive project information that should have been restricted. There is no indication of known exploits in the wild.
Mitigation Recommendations
Upgrade affected GitLab CE/EE instances to versions 18.11.6, 19.0.3, or 19.1.1 or later, where the authorization issue has been fixed. No additional mitigation is required once patched.
BIT-gitlab-2026-2238: Missing Authorization in GitLab
Description
A vulnerability in GitLab CE/EE versions 17.5 up to but not including 18.11.6, 19.0 up to but not including 19.0.3, and 19.1 up to but not including 19.1.1 could allow an unauthenticated user to view confidential issue references on public projects due to missing authorization checks. This issue has been remediated in the specified fixed versions. The severity is assessed as medium.
Affected software
pkg:bitnami/gitlabRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
GitLab CE/EE contained an authorization flaw affecting versions >=17.5.0 <18.11.6, >=19.0.0 <19.0.3, and >=19.1.0 <19.1.1. Under certain conditions, this flaw allowed unauthenticated users to access confidential issue references on public projects because authorization checks were improperly enforced. The vulnerability has been fixed in versions 18.11.6, 19.0.3, and 19.1.1 respectively.
Potential Impact
An unauthenticated attacker could view confidential issue references on public projects, potentially exposing sensitive project information that should have been restricted. There is no indication of known exploits in the wild.
Mitigation Recommendations
Upgrade affected GitLab CE/EE instances to versions 18.11.6, 19.0.3, or 19.1.1 or later, where the authorization issue has been fixed. No additional mitigation is required once patched.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- BIT-gitlab-2026-2238
- Osv Schema Version
- 1.6.2
- Aliases
- ["CVE-2026-2238"]
- Ecosystems
- ["Bitnami"]
- Database Specific Severity
- Medium
- Cvss Version
- null
Threat ID: 6a42ed7427e9c79719939340
Added to database: 06/29/2026, 22:11:00 UTC
Last enriched: 06/29/2026, 22:39:04 UTC
Last updated: 06/29/2026, 23:29:29 UTC
Views: 3
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