{"id":"DRUPAL-CONTRIB-2026-065","aliases":["CVE-2026-58587"],"title":"The Canvas AI submodule allows you to upload image files via a custom API to use within the AI web chat.","titleSource":"OSV","descriptionSource":"OSV","description":"The Canvas AI submodule allows you to upload image files via a custom API to use within the AI web chat.\n\nThese file uploads are insufficiently validated before being written to Drupal's temporary directory. In some cases, this may lead to cross-site scripting (XSS).","severity":"unknown","score":null,"published":"2026-07-01T17:20:16.000Z","modified":"2026-09-10T03:45:42.444Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist:https://packages.drupal.org/8","name":"drupal/canvas","sources":[{"name":"OSV · DRUPAL-CONTRIB-2026-065","url":"https://osv.dev/vulnerability/DRUPAL-CONTRIB-2026-065"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"1.4.2"}],"type":"ECOSYSTEM","database_specific":{"constraint":"<1.4.2"}},{"events":[{"introduced":"1.5.0"},{"fixed":"1.5.2"}],"type":"ECOSYSTEM","database_specific":{"constraint":">=1.5.0 <1.5.2"}},{"events":[{"introduced":"1.6.0"},{"fixed":"1.6.1"}],"type":"ECOSYSTEM","database_specific":{"constraint":">=1.6.0 <1.6.1"}},{"events":[{"introduced":"1.7.0"},{"fixed":"1.7.1"}],"type":"ECOSYSTEM","database_specific":{"constraint":">=1.7.0 <1.7.1"}}],"versions":[],"fixed":["1.4.2","1.5.2","1.6.1","1.7.1"]}],"sourceAffected":[],"references":["https://www.drupal.org/sa-contrib-2026-065"],"sources":[{"name":"OSV","id":"DRUPAL-CONTRIB-2026-065","modified":"2026-09-10T03:45:42.444630082Z","url":"https://osv.dev/vulnerability/DRUPAL-CONTRIB-2026-065"}],"assessments":[],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T20:05:31.497Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}