CVE-2026-82077

PaperCut NG/MF: Remote Code Execution via Scan2Fax

Published Sep 24, 2026 CVSS 4.0 · 7.3 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Papercut
Papercut papercut Mf
Vendors & Products Papercut
Papercut papercut Mf
Type Values Removed Values Added
Description 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.
Title PaperCut NG/MF: Remote Code Execution via Scan2Fax
Weaknesses CWE-22
CWE-78
References
Metrics cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
PaperCut
Published
Updated
Oct 13, 2026, 4:10 AM
Reserved
Aug 28, 2026, 12:13 AM
Status
Awaiting Analysis
Published
Sep 24, 2026, 7:16 AM
Modified
Oct 13, 2026, 4:17 AM