CVE-2026-91802

published 2026-09-23

CVE-2026-91802: A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s WebP image decoding due to improper handling of bitmap stride and target…

Priority P4 22 medium 5.5 CVSS 3.1

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

A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s WebP image decoding due to improper handling of bitmap stride and target buffer formats. Successful exploitation could result in an application crash.

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-787