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CVE-2026-33329

HIGH CVSS 3.1: 8.1 EPSS 0.07%
Updated Mar 26, 2026
Filerise
Parameter Value
CVSS 8.1 (HIGH)
Affected Versions 1.0.1 — 3.10.0
Fixed In 3.10.0
Type CWE-22 (Path Traversal), CWE-73 (External Control of File Name or Path)
Vendor Filerise
Public PoC No

FileRise is a self-hosted web file manager / WebDAV server. From version 1.0.1 to before version 3.10.0, the resumableIdentifier parameter in the Resumable.js chunked upload handler (UploadModel::handleUpload()) is concatenated directly into filesystem paths without any sanitization. An authenticated user with upload permission can exploit this to write files to arbitrary directories on the server, delete arbitrary directories via the post-assembly cleanup, and probe file/directory existence.

This issue has been patched in version 3.10.0.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Filerise Filerise
cpe:2.3:a:filerise:filerise:*:*:*:*:*:*:*:*
1.0.1 3.10.0