CVE-2026-82077

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 underlying host via crafted fax provider settings.

Affected Software

VendorProductVersion RangeStatus
PaperCutPaperCut NG/MF0 < 25.0.13affected
PaperCutPaperCut NG/MF26.0.0 < 26.0.5affected

Weaknesses

  • CWE-22: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
  • CWE-78: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References