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CVE-2026-6976lowCWE-639

Authorization Bypass Through User-Controlled Key in GitLab

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 3.7epss 0.2%
exploitation probability
0.2%top 95% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to hide changes from merge request diff views due to improper input handling of file names.
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Affected products
GitLab · GitLab
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