CVE-2026-91789

published 2026-09-23

CVE-2026-91789: Foxit PDF Editor/Reader’s U3D/GIF texture decoding path contained insufficient validation of image dimensions and related size information. Under certain…

Priority P3 43 high 7.8 CVSS 3.1

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

Foxit PDF Editor/Reader’s U3D/GIF texture decoding path contained insufficient validation of image dimensions and related size information. Under certain conditions, this could lead to an incorrectly sized memory allocation and a subsequent out-of-bounds write during pixel processing, potentially resulting in remote code execution.

Affected

11 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_editor	—	—
foxit_software_inc	foxit_pdf_reader	—	—

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-787