CVE-2026-13320

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper sanitization of user-supplied input.

Affected Software

VendorProductVersion RangeStatus
GitLabGitLab15.7 < 18.11.7affected
GitLabGitLab19.0 < 19.0.4affected
GitLabGitLab19.1 < 19.1.2affected

Weaknesses

  • CWE-79: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

References