CVE-2026-91803

published 2026-09-23

CVE-2026-91803: A local privilege escalation vulnerability exists in the updater of Foxit PDF Editor/Reader due to unsafe loading of dynamic-link libraries from a…

Priority P3 43 high 7.8 CVSS 3.1

AV L AC L PR L UI N S U C H I H A H

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.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
foxit	pdf_editor	<= 13.2.5.63482	—
foxit	pdf_editor	14.0.0.33046 – 14.0.7.33751	—
foxit	pdf_editor	2023.1.0.15510 – 2023.3.0.23028	—
foxit	pdf_editor	2024.1.0.23997 – 2024.4.1.27687	—
foxit	pdf_editor	2025.1.0.27937 – 2025.3.0.35737	—
foxit	pdf_editor	2026.1.0.36452 – 2026.2.0.39747	—
foxit	pdf_reader	<= 2026.2.0.39747	—
foxit_software_inc	foxit_pdf_editor	—	—
foxit_software_inc	foxit_pdf_editor	—	—
foxit_software_inc	foxit_pdf_reader	—	—

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CWE-427