CVE-2026-91805

EUVD-2026-85123
A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s PDF page-tree handling. A specially crafted PDF can trigger page-structure changes during rendering, causing the application to access released page objects and resulting in memory corruption and an application crash.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 6.44%
Affected Products (NVD)
VendorProductVersion
foxitpdf_editor
𝑥
≤ 13.2.5.63482
foxitpdf_editor
14.0.0.33046 ≤
𝑥
≤ 14.0.7.33751
foxitpdf_editor
2023.1.0.15510 ≤
𝑥
≤ 2023.3.0.23028
foxitpdf_editor
2024.1.0.23997 ≤
𝑥
≤ 2024.4.1.27687
foxitpdf_editor
2025.1.0.27937 ≤
𝑥
≤ 2025.3.0.35737
foxitpdf_editor
2026.1.0.36452 ≤
𝑥
≤ 2026.2.0.39747
foxitpdf_reader
𝑥
≤ 2026.2.0.39747
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.foxit.com/support/security-bulletins.html