CVE-2026-82077PaperCut NG/MF: Remote Code Execution via Scan2Fax
Updated under an hour ago ()
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It affects PaperCut NG/MF. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 7.3 HIGH (v4.0, CNA)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
- Weakness (CWE)
- CWE-22, CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- PaperCut
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 13, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
PaperCut PaperCut NG/MF papercut:ng_mf (from the name) | before 24.1.10; from 25.0.0 before 25.0.13; from 26.0.0 before 26.0.5 | CNA record |
References
- https://www.papercut.com/kb/Main/security-bulletin-sep-2026/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.