CVE-2026-72834

filebrowser before 2.63.19 contains a permission bypass in the /api/resources endpoint. The checksum ?checksum= branch of resourceGetHandler reads the entire file to compute a digest and returns it without performing a Perm.Download check unlike the sibling raw, preview, and subtitle paths. As a...

CVE-2026-72837 File Browser before 2.63.20 Privilege Escalation via Proxy Authentication

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope...

CVE-2026-72837

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope...

EUVD-2026-58651

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope...

CVE-2026-72837 File Browser before 2.63.20 Privilege Escalation via Proxy Authentication

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope...

CVE-2026-72837

Summary: CVE-2026-72837 affects File Browser prior to 2.63.20, where createUserDir isolation in proxy and hook authentication auto-provisioning paths is not honored. This allows attackers with valid upstream-auth credentials to read, modify, delete, and share files belonging to other users due to...

EUVD-2026-58547

filebrowser through 2.63.16 fails to properly restrict scope and permissions when self-signup is enabled with default CreateUserDir setting. Unauthenticated attackers can register accounts that inherit the server root scope with full create, modify, delete, rename, share, and download permissions...

CVE-2026-73611

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for...

CVE-2026-73612

File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory,...

EUVD-2026-57815

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for...

EUVD-2026-57816

File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory,...

CVE-2026-73611 File Browser 2.50.0 through 2.63.21 JWT Expiration Bypass

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for...

CVE-2026-73611 File Browser 2.50.0 through 2.63.21 JWT Expiration Bypass

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for...

CVE-2026-73612 File Browser before v2.63.22 Authorization Bypass via Recursive Operations

File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory,...

CVE-2026-73611

File Browser 2.50.0–2.63.21 does not validate JWT expiration when proxy authentication uses a non-default logout page. As a result, tokens remain valid and can access protected routes and administrative endpoints indefinitely; expired tokens can also be renewed to obtain fresh tokens via the rene...

CVE-2026-73612

CVE-2026-73612 affects File Browser prior to v2.63.22. The flaw is failing to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls by acting on an allowed parent directory. This enables copyin...

CVE-2026-73612 File Browser before v2.63.22 Authorization Bypass via Recursive Operations

File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory,...

PT-2026-71441

filebrowser versions before 2.63.19 contain an out-of-scope file deletion vulnerability in the TUS upload cache eviction mechanism that allows authenticated users with only Create permission to delete arbitrary files outside their scope. Attackers can swap an ancestor directory with a symlink...

PT-2026-71440

File Browser before v2.63.22 fails to validate access rules for descendants during recursive copy, rename, and delete operations, allowing authenticated users to bypass path-based access controls. Attackers can copy, rename, or delete denied files by operating on their allowed parent directory,...

PT-2026-71439

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for...