CVE-2026-6896 [HIGH] – GitLab has remediated an issue in GitLab EE affecting all versions from 13.11 before 18.11

GitLab has remediated an issue in GitLab EE affecting all versions from 13.11 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 with developer-role permissions to execute arbitrary scripts in another user’s browser session due to improper sanitization of user-supplied input.