CVE-2026-82077: high-severity vulnerability in PaperCut NG/MF
PaperCut NG/MF: Remote Code Execution via Scan2Fax
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.3epss 0.8%
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.
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
Affected products
PaperCut · PaperCut NG/MFRelated CVEs — PaperCut NG/MF
In the same product, most dangerous first.
CVE-2023-2533HIGHPaperCut MF/NG 22.0.10 (Build 65996 2023-03-27) - Remote code execution via CSRFEPSS 28.8%KEVCVE-2026-8793MEDIUMPaperCut NG/MF: Insufficient brute-force protectionEPSS 0.7%CVE-2026-8794MEDIUMPaperCut NG/MF: User enumeration via timing attackEPSS 0.7%CVE-2026-6418MEDIUMPaperCut NG/MF: Path Traversal in Shared Account SynchronizationEPSS 0.6%CVE-2026-87739MEDIUMPaperCut MF/NG: User permissions are not evaluated on report generationEPSS 0.4%CVE-2026-6180MEDIUMPaperCut MF: Card truncation on HP readersEPSS 0.3%