Medium [CVE-2026-3035] Authentication Bypass Using an Alternate Path or Channel in GitLab
This medium-severity GitLab advisory covers CVE-2026-3035 affecting GitLab.
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Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 11.3 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with project Maintainer permissions could have accessed the terminal of a protected environment they were not authorized to use due to improper authorization checks.
- GitLab 11.3 before 19.1.7
- GitLab 19.2 before 19.2.5
- GitLab 19.3 before 19.3.1
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- 19.1.7
- 19.2.5
- 19.3.1
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: 19.1.7, 19.2.5, 19.3.1. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
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