CVE-2026-5939

MEDIUM

UAF in Foxit PDF Editor/Reader via XFA calculate event

Title source: cna

Description

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution.

References (1)

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

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 3.1%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-416

Status published

Products (5)

foxit/pdf_editor 14.0.0 - 14.0.4

foxit/pdf_reader < 2026.1.1

Foxit Software Inc./Foxit PDF Editor Versions 14.0.3 and earlier

Foxit Software Inc./Foxit PDF Editor Versions 2026.1 and earlier

Foxit Software Inc./Foxit PDF Reader Versions 2026.1 and earlier

Published Apr 27, 2026

Tracked Since Apr 27, 2026