{"id":"DRUPAL-CONTRIB-2026-217","aliases":["CVE-2026-107262"],"title":"DRUPAL-CONTRIB-2026-217","description":"Advanced File System turns Drupal's file storage into a manageable, observable and maintainable subsystem.\n\nThe Advanced Filesystem: Backup submodule does not sufficiently validate certain requests. This may allow an attacker to trick an authenticated user into performing unintended actions through a Cross-Site Request Forgery (CSRF) vulnerability.\n\nThe vulnerability is mitigated by the fact that `advanced_filesystem_backup` module must be enabled.","severity":"unknown","score":null,"published":"2026-10-07T16:58:12.000Z","modified":"2026-10-07T20:15:05.735Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist:https://packages.drupal.org/8","name":"drupal/advanced_filesystem","ranges":[{"events":[{"introduced":"0"},{"fixed":"1.0.28"}],"type":"ECOSYSTEM","database_specific":{"constraint":"<1.0.28"}}],"versions":[],"fixed":["1.0.28"]}],"references":["https://www.drupal.org/sa-contrib-2026-217"],"sources":[{"name":"OSV","id":"DRUPAL-CONTRIB-2026-217","modified":"2026-10-07T20:15:05.735614565Z","url":"https://osv.dev/vulnerability/DRUPAL-CONTRIB-2026-217"}],"assessments":[]}