High severity8.8NVD Advisory· Published Sep 23, 2026

CVE-2026-91813

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Foxitsoftware/PDF Editorllm-create
Foxitsoftware/PDF Readerllm-create

Patches

Vulnerability mechanics

References

www.foxit.com/support/security-bulletins.htmlnvd

News mentions

No linked articles in our index yet.

cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000