{"id":"GHSA-4w32-c9g7-27qx","aliases":["BIT-moodle-2025-26530","CVE-2025-26530"],"title":"Moodle allows reflected XSS via question bank filter","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"HIGH","description":"The question bank filter required additional sanitizing to prevent a reflected XSS risk.","severity":"high","score":8.3,"published":"2025-02-24T21:31:44.000Z","modified":"2025-08-12T07:12:08.705Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"moodle/moodle","sources":[{"name":"OSV · GHSA-4w32-c9g7-27qx","url":"https://osv.dev/vulnerability/GHSA-4w32-c9g7-27qx"}],"ranges":[{"events":[{"introduced":"4.5.0-beta"},{"fixed":"4.5.2"}],"type":"ECOSYSTEM"}],"versions":["v4.5.0","v4.5.0-beta","v4.5.0-rc1","v4.5.0-rc2","v4.5.1"],"fixed":["4.5.2"]},{"ecosystem":"Packagist","name":"moodle/moodle","sources":[{"name":"OSV · GHSA-4w32-c9g7-27qx","url":"https://osv.dev/vulnerability/GHSA-4w32-c9g7-27qx"}],"ranges":[{"events":[{"introduced":"4.4.0-beta"},{"fixed":"4.4.6"}],"type":"ECOSYSTEM"}],"versions":["v4.4.0","v4.4.0-beta","v4.4.0-rc1","v4.4.0-rc2","v4.4.1","v4.4.2","v4.4.3","v4.4.4","v4.4.5"],"fixed":["4.4.6"]},{"ecosystem":"Packagist","name":"moodle/moodle","sources":[{"name":"OSV · GHSA-4w32-c9g7-27qx","url":"https://osv.dev/vulnerability/GHSA-4w32-c9g7-27qx"}],"ranges":[{"events":[{"introduced":"4.3.0-beta"},{"fixed":"4.3.10"}],"type":"ECOSYSTEM"}],"versions":["v4.3.0","v4.3.0-beta","v4.3.0-rc1","v4.3.0-rc2","v4.3.1","v4.3.2","v4.3.3","v4.3.4","v4.3.5","v4.3.6","v4.3.7","v4.3.8","v4.3.9"],"fixed":["4.3.10"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2025-26530","https://github.com/moodle/moodle","https://moodle.org/mod/forum/discuss.php?d=466146","http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146"],"sources":[{"name":"OSV","id":"GHSA-4w32-c9g7-27qx","modified":"2025-08-12T07:12:08.705679Z","url":"https://osv.dev/vulnerability/GHSA-4w32-c9g7-27qx"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","score":8.3}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T02:30:33.887Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}