CVE-2026-2726 — Incorrect Authorization in Gitlab

CWE-863 — Incorrect Authorization5 documents5 sources
Severity
4.3MEDIUMNVD
EPSS
0.0%
top 97.29%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedMar 25

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages5 packages

▶CVEListV5gitlab/gitlab11.10 — 18.8.7+2
▶NVDgitlab/gitlab11.10.0 — 18.8.7+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

1
GHSA
GHSA-4j77-rj27-2wxq: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11↗2026-03-25
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📋Vendor Advisories

2
GitLab
CVE-2026-2726: 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 coul↗2026-03-25
▶
Debian
CVE-2026-2726: gitlab - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-2726 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-2726 — Incorrect Authorization in Gitlab | cvebase