A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows an update package to be replaced between download and high-privilege extraction due to insufficient file locking and integrity validation. This could enable local attackers to execute arbitrary code with elevated privileges.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://www.foxit.com/support/security-bulletins.html Vendor Advisory
Vendor advisories in the News 1
- ZDI-26-742: Foxit PDF Reader FoxitUpdater Race Condition Local Privilege Escalation Vulnerability Zero Day Initiative: published advisories · 2026-09-23
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.8 · foxitNVD modified 2026-10-08 14:01
Affected (CPE criteria) 2
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:*cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:*
References 1
- https://www.foxit.com/support/security-bulletins.html Vendor Advisory