CVE-2026-91791

EUVD-2026-85131
When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and 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: 8.17%
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