A local privilege escalation vulnerability exists in the updater of Foxit PDF Editor/Reader due to unsafe loading of dynamic-link libraries from a user-writable directory during high-privilege operat…

High CVSS 8.8

CVECVE-2026-91803

First seen2026-09-23 08:31 UTC

Disclosed2026-09-23 08:17 UTC

Last updated2026-09-23 08:31 UTC

Channel statusauto

Summary

A local privilege escalation vulnerability exists in the updater of Foxit PDF Editor/Reader due to unsafe loading of dynamic-link libraries from a user-writable directory during high-privilege operations. A local attacker could exploit this issue to execute code with elevated privileges.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

https://www.foxit.com/support/security-bulletins.html

Timeline

2026-09-23 nvd_ingest NVD