{"id":"CVE-2026-122078","aliases":["DRUPAL-CONTRIB-2026-309"],"status":"published","description":"The Extended HTML Filter module allows using style attributes in CKEditor.\n\nThe module XSS filter does not sufficiently sanitize certain HTMX attributes, which can lead to a cross-site scripting (XSS) vulnerability.\n\nThe vulnerability is mitigated by the fact an attacker must be able to insert HTML with specific attributes.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-11-04T17:51:04Z","modified":"2026-11-04T20:30:04Z","fixes":[{"ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/extended_html_filter","fixed_in":["1.0.4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/extended_html_filter","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4"}]}]}],"references":[{"url":"https://www.drupal.org/sa-contrib-2026-309","tags":["web"]}],"sources":{"osv":[{"id":"DRUPAL-CONTRIB-2026-309","description":"The Extended HTML Filter module allows using style attributes in CKEditor.\n\nThe module XSS filter does not sufficiently sanitize certain HTMX attributes, which can lead to a cross-site scripting (XSS) vulnerability.\n\nThe vulnerability is mitigated by the fact an attacker must be able to insert HTML with specific attributes.","status":"published","published":"2026-11-04T17:51:04Z","modified":"2026-11-04T20:30:04.243187057Z","updated_at":"2026-11-04T21:43:00.432648Z"}]}}