{"id":"CVE-2026-50284","summary":"Craft CMS: Missing peer-permission check in `AssetsController::actionDeleteFolder` allows deletion of other users' assets","details":"Craft CMS is a content management system (CMS). In versions 5.0.0-RC1 through 5.9.21 and 4.0.0-RC1 through 4.17.14, theAssetsController::actionDeleteFolder() only requires the deleteAssets:\u003cvolume-uid\u003e permission for the target folder. It never enforces deletePeerAssets:\u003cvolume-uid\u003e, even though Assets::deleteFoldersByIds() cascades deletion to every descendant folder and every asset inside, regardless of the uploader's assigned privileges. A low-privilege user who has been granted folder-management rights on a shared volume can therefore destroy assets uploaded by other users (peer assets), bypassing the per-asset peer-permission check that the sibling actionDeleteAsset endpoint correctly applies. This issue has been fixed in versions 4.17.15 and 5.9.22.","aliases":["GHSA-7h62-6v23-v8fm"],"modified":"2026-07-08T08:13:45.951004653Z","published":"2026-07-01T22:37:30.334Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50284.json","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"=\u003e= 5.0.0-RC1, \u003c 5.9.22"},{"last_affected":"=\u003e= 5.0.0-RC1, \u003c 5.9.22"}]}],"cwe_ids":["CWE-862"],"cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/50xxx/CVE-2026-50284.json"},{"type":"ADVISORY","url":"https://github.com/craftcms/cms/security/advisories/GHSA-7h62-6v23-v8fm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50284"},{"type":"FIX","url":"https://github.com/craftcms/cms/commit/b4e08977f0c9bdf002a77f9f6d1346cd55ac0598"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/craftcms/cms","events":[{"introduced":"daac7c1da2f701f2e9ddee1da1457ce61660b581"},{"fixed":"609a87b01080720b8a6c33866c33018aeb32fc0a"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"4.0.0-RC1"},{"fixed":"4.17.15"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-50284.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:L/SA:N"}]}