[ CVE-2026-91800 · Published 23 Sep 2026 ]

Vulnerability in Foxit Software Inc. Foxit PDF Editor

CVSS 8.8 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

A local privilege escalation vulnerability exists in the installer of Foxit PDF Editor for macOS due to insufficient validation of a user-modifiable configuration value during high-privilege upgrades. A local attacker could exploit this issue to execute arbitrary commands with root privileges.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • CERT-FRCERTFR-2026-AVI-1214

    Multiple vulnerabilities in FoxIT products Translated from French

    Multiple vulnerabilities have been discovered in FoxIT products. Some of them allow an attacker to cause arbitrary code execution, privilege escalation and a breach of data confidentiality.

    CVE-2026-91817CVE-2026-91796CVE-2026-91790+28 more CVEs

[ References ]References