Medium [CVE-2026-4879] GitLab has remediated an issue in GitLab EE affecting all versions from 16.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to view external status check configuration restricted to higher-privileged roles due to missing authorization on a merge request API endpoint
This medium-severity GitLab advisory covers CVE-2026-4879 affecting GitLab.
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Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 16.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to view external status check configuration restricted to higher-privileged roles due to missing authorization on a merge request API endpoint.
- before 19.0.6
- before 19.1.4
- before 19.2.2
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
- 19.0.6
- 19.1.4
- 19.2.2
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Mitigation
Upgrade to a fixed release: 19.0.6, 19.1.4, 19.2.2. 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 1 hour ago·verify at source
Discussion(0)
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