CVE-2025-11990

Improper Handling of URL Encoding (Hex Encoding) in GitLab

Summary

Original description

The description as published by the source.

GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to gain CSRF tokens by exploiting improper input validation in repository references combined with redirect handling weaknesses.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Affected packages

Bitnami gitlab

[{"type":"SEMVER","events":[{"introduced":"18.4.0"},{"fixed":"18.4.4"},{"introduced":"18.5.0"},{"fixed":"18.5.2"}]}]

References

advisory about.gitlab.com
web gitlab.com
web hackerone.com
web nvd.nist.gov