What’s Vulnerable › Vulnerabilities

CVE-2025-4979: Insufficient Granularity of Access Control in GitLab

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.

Affected products

How to fix

Upgrade to a fixed version: GitLab 17.10.7, 17.11.3. Check the vendor advisory for mitigations.

References

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