CVE-2025-4979

Insufficient Granularity of Access Control in GitLab

State: Published
Severity: 4.9 Medium
Published: May 22, 2025
Updated: May 22, 2025
Reserved: May 20, 2025

Description

An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their own variable and observing the HTTP response.

Scores

CVSS	Score	Vector	Source
3.1	4.9 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N	GitLab

Weaknesses

CWE-1220 Insufficient Granularity of Access Control

Affected Products

Product	Versions
GitLabGitLab	before 17.10.7Affected 17.11 to before 17.11.3Affected 18.0 to before 18.0.1Affected

References

GitLab Issue #524455issue-trackingpermissions-required

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