Description

Orchard CMS 1.10.3 through 1.11 contains an improper authorization vulnerability in MediaLibraryService.CheckMediaFolderPermission() that allows authenticated Authors and Contributors to access other users' media. Attackers can display, clone, and delete other users' media items by content id and delete arbitrary media folders via FolderController.Delete().

Related CPE's

Could not find any relations

References

https://github.com/OrchardCMS/Orchard

https://github.com/OrchardCMS/Orchard/blob/1.11/src/Orchard.Web/Modules/Orchard.MediaLibrary/Services/IMediaLibraryService.cs#L169-L177

https://github.com/OrchardCMS/Orchard/blob/1.11/src/Orchard.Web/Modules/Orchard.MediaLibrary/Services/MediaLibraryService.cs#L281-L302

https://github.com/OrchardCMS/Orchard/issues/8895

https://hackmd.io/@hieuPenguinnn/orchard-media-library-cross-user-broken-access-control

https://www.vulncheck.com/advisories/orchard-cms-1.10.3-through-1.11-improper-authorization-via-media-library-folder-permission-check

Weaknesses

[email protected]

Secondary
CWE-863

CVSS impact metrics

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

7.1 · High

Information

Source identifier

[email protected]

Vulnerability status

Deferred

Published

2026-10-30T15:16:48.347Z

5 hours ago

Last modified

2026-10-30T19:23:25.493Z

1 hour ago