NetSight
medium6.1

CVE-2026-91807

A heap-based out-of-bounds read vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed image soft-mask data.

Impact

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 products

VendorProductAffected versions
FoxitPdf Editor
through 13.2.5.63482
from 14.0.0.33046 through 14.0.7.33751
from 2023.1.0.15510 through 2023.3.0.23028
from 2024.1.0.23997 through 2024.4.1.27687
from 2025.1.0.27937 through 2025.3.0.35737
from 2026.1.0.36452 through 2026.2.0.39747
FoxitPdf Reader
through 2026.2.0.39747
through 2026.2.1.39815

Weakness classification

References