CVE-2026-82077

HIGH CVSS 4.0: 7.3 EPSS 0.74%
Updated Oct 13, 2026
Papercut
Parameter Value
CVSS 7.3 (HIGH)
Type CWE-22 (Path Traversal), CWE-78 (OS Command Injection)
Vendor Papercut
Public PoC No

An improper limitation of a pathname to a restricted directory (path traversal) vulnerability in the Scan-to-Fax component of PaperCut NG and PaperCut MF allows an authenticated administrator to execute arbitrary commands on the underlying host via crafted fax provider settings.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Vulnerable Products

papercut:papercut ng/mf