CVE-2026-91807

Published: Sep 23, 2026Modified: Oct 15, 2026

6.1

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Exploitability: 1.8 / Impact: 4.2

Source: 14984358-7092-470d-8f34-ade47a7658a2 (Secondary)

Description

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed image soft-mask data. Insufficient validation of the soft-mask data attribute during image parsing may cause an arithmetic underflow, resulting in an out-of-bounds read and application crash.

Affected (14)

Products: Foxit: Pdf Editor, Pdf Reader

Foxit

2 products

Pdf Editor

Pdf Reader

Configuration A

7 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Foxit Pdf Editor	version ≤ 13.2.5.63482
Foxit Pdf Editor	14.0.0.33046 ≤ version ≤ 14.0.7.33751
Foxit Pdf Editor	2023.1.0.15510 ≤ version ≤ 2023.3.0.23028
Foxit Pdf Editor	2024.1.0.23997 ≤ version ≤ 2024.4.1.27687
Foxit Pdf Editor	2025.1.0.27937 ≤ version ≤ 2025.3.0.35737
Foxit Pdf Editor	2026.1.0.36452 ≤ version ≤ 2026.2.0.39747
Foxit Pdf Reader	version ≤ 2026.2.0.39747

Running on/with	Platform Versions
Microsoft Windows	All versions

Configuration B

7 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Foxit Pdf Editor	version ≤ 13.2.2.63349
Foxit Pdf Editor	14.0.0.68868 ≤ version ≤ 14.0.7.69441
Foxit Pdf Editor	2023.1.0.55583 ≤ version ≤ 2023.3.0.63083
Foxit Pdf Editor	2024.1.0.63682 ≤ version ≤ 2024.4.1.66479
Foxit Pdf Editor	2025.1.0.66692 ≤ version ≤ 2025.3.0.69570
Foxit Pdf Editor	2026.1.0.70169 ≤ version ≤ 2026.2.0.72029
Foxit Pdf Reader	version ≤ 2026.2.1.39815

Running on/with	Platform Versions
Apple Macos	All versions

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (1)

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

Source: 14984358-7092-470d-8f34-ade47a7658a2

Vendor Advisory

Timeline

No history available yet.