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Fencer Vulns
high 7.8

CVE-2026-91801 json

Foxit PDF Editor/Reader RichMedia Annotation Directory Traversal Remote Code Execution Vulnerability

published 2026-09-23 47 d ago modified 2026-10-08 32 d ago also EUVD-2026-85121

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits
0
none known

Summary

A path traversal vulnerability exists in Foxit PDF Editor/Reader's handling of embedded PDF resources. Insufficient validation of resource file paths may allow files to be written outside their intended locations, potentially enabling arbitrary code execution.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
47 d ago

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Foxit Software Inc. Foxit PDF Editor
  • Foxit Software Inc. Foxit PDF Reader

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.