{"id":"CVE-2026-82077","title":"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 underlyi…","summary":"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 underlyi…","severity":"high","cvss":7.3,"cvssVector":"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","cwe":["CWE-22","CWE-78"],"vendor":"PaperCut","product":"PaperCut NG/MF","affected":["ng_mf < 25.0.13","ng_mf >= 26.0.0 < 26.0.5"],"published":"2026-09-24","updated":"2026-09-25","sourceUpdated":"2026-09-25T04:17:47.677","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82077","references":[{"url":"https://www.papercut.com/kb/Main/security-bulletin-sep-2026/","label":"eb41dac7-0af8-4f84-9f6d-0272772514f4"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-24T12:45:25.059939Z"},"cvssSource":"cna","epss":0.00738,"epssPercentile":0.52527,"ingestedAt":"2026-09-24T08:40:12.061Z","slug":"CVE-2026-82077","body":"## Overview\n\nAn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}