{"id":"GHSA-pw6f-3999-xp7g","aliases":["BIT-drupal-2026-6367","CVE-2026-6367","DRUPAL-CORE-2026-003"],"title":"Drupal core allows Cross-Site Scripting (XSS)","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","severity":"medium","score":6.1,"published":"2026-05-20T00:31:42.000Z","modified":"2026-09-10T03:50:47.215Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"drupal/core","ranges":[{"events":[{"introduced":"11.3.0"},{"fixed":"11.3.7"}],"type":"ECOSYSTEM"}],"versions":["11.3.0","11.3.1","11.3.2","11.3.3","11.3.4","11.3.5","11.3.6"],"fixed":["11.3.7"]}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2026-6367","https://github.com/drupal/core","https://www.drupal.org/sa-core-2026-003"],"sources":[{"name":"OSV","id":"GHSA-pw6f-3999-xp7g","modified":"2026-09-10T03:50:47.215313107Z","url":"https://osv.dev/vulnerability/GHSA-pw6f-3999-xp7g"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1}]}