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CVE-2026-33330

HIGH CVSS 3.1: 7.1 EPSS 0.01%
Updated Mar 26, 2026
Filerise
Parameter Value
CVSS 7.1 (HIGH)
Affected Versions before 3.10.0
Fixed In 3.10.0
Type CWE-863 (Incorrect Authorization)
Vendor Filerise
Public PoC No

FileRise is a self-hosted web file manager / WebDAV server. Prior to version 3.10.0, a broken access control issue in FileRise's ONLYOFFICE integration allows an authenticated user with read-only access to obtain a signed save callbackUrl for a file and then directly forge the ONLYOFFICE save callback to overwrite that file with attacker-controlled content. 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
Low
Partial data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 1

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