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CVE-2026-2726 Detail

Nvd.Nist • March 26, 2026

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to perform unauthorized actions on merge requests in other projects due to improper access control during cross-repository operations.

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The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Multiple Vulnerabilities Remediated in GitLab Affecting Various Versions GitLab has addressed several vulnerabilities across its CE and EE versions, impacting users from versions 11.10 to 18.10.1. CVE-2026-2726 allows authenticated users to perform unauthorized actions on merge requests due to improper access control. CVE-2026-4363 could enable unauthorized resource access due to improper caching of authorization decisions. CVE-2025-13436 permits denial of service through excessive resource consumption related to CI inputs. CVE-2026-1724 exposes API tokens of self-hosted AI models to unauthenticated users due to access control flaws. All vulnerabilities were published on March 25, 2026, and patches are now available. Users are urged to update their systems to mitigate these risks. 4 sources 58

Extracted Entities

CVEs (1)

CVE-2026-2726

Platforms (1)

Gitlab