PT-2026-72007

Name of the Vulnerable Software and Affected Versions FileBrowser versions prior to 2.63.19 Description Authenticated users can write arbitrary data to disk because the software fails to enforce the declared Upload-Length in the TUS resumable-upload PATCH endpoint. This allows attackers to send...

CVE-2026-72836: Improper Handling of Case Sensitivity

FileBrowser before 2.63.19 does not account for case-insensitive filesystems when checking home directory ownership during self-registration. When Signup and CreateUserDir are enabled and FileBrowser's root is on a case-insensitive filesystem confirmed on Windows/NTFS, two self-registered usernam...

CVE-2026-72834: Exposure of Sensitive Information to an Unauthorized Actor

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-2026-72839

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-2026-72839 filebrowser through 2.63.16 Privilege Escalation via Signup

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-2026-72839

CVE-2026-72839 affects filebrowser up to version 2.63.16, where self-signup with default CreateUserDir permits accounts to inherit the server root scope with full create, modify, delete, rename, share, and download permissions. This unauthenticated access can reach all files, yielding high confid...

CVE-2026-72839 filebrowser through 2.63.16 Privilege Escalation via Signup

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-2026-72839 filebrowser through 2.63.16 Privilege Escalation via Signup

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-2026-72839

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-2026-73613

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...

CVE-2026-73613 filebrowser before 2.63.19 Out-of-Scope File Deletion via Symlink

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...

CVE-2026-73613 filebrowser before 2.63.19 Out-of-Scope File Deletion via Symlink

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...

EUVD-2026-57817

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...

CVE-2026-73613

Technical details are not publicly available in the provided documents. Monitor for updates.

CVE-2026-73613 filebrowser before 2.63.19 Out-of-Scope File Deletion via Symlink

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...

CVE-2026-73613: Improper Link Resolution Before File Access

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-2026-71902

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-2026-72839: Incorrect Privilege Assignment

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...

EUVD-2026-45957

FileBrowser Quantum's path traversal issue in subtitle handler allows any authenticated user to read arbitrary files...

SUSE CVE-2026-44542

FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to 1.3.1-stable and 1.3.9-beta, attacker-controlled path input is joined with a trusted base path prior to sanitization, allowing traversal sequences e.g., ../ to escape the intended shared directory. As a result, an...