CVE-2026-47230 Admidio: IDOR in documents-files.php allows cross-folder file rename and description changes by unauthorized uploaders

Admidio is an open-source user management solution. Prior to version 5.0.10, modules/documents-files.php mode filerenamesave shares the same root-cause shape as the cross-folder move bug 05-documents-cross-folder-move-idor.md: the top-level rights check at lines 79-89 validates hasUploadRight on...

CVE-2026-45264 Nextcloud: ACL Rename Permission Bypass in Team Folders Allows Unauthorized File Renames

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can...

CVE-2026-45264 Nextcloud: ACL Rename Permission Bypass in Team Folders Allows Unauthorized File Renames

Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before 21.0.4, a user with READ and CREATE permission, but no UPDATE permission for a team folder can...