CVE-2026-57237: Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-08 · updated 2026-07-09
Weakness: CWE-416

Description

When the application opens a PDF and JavaScript modifies the properties of form fields, it causes the state of the underlying objects referenced by the program to become invalid. Eventually, it reads an illegal memory address, which leads to the crash of the application.

Affected products

Foxit PDF Reader: through 13.2.4.24048; from 14.0.0.33046 through 14.0.4.33508; 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 2026.1.1.36485
Foxit Pdf Reader: through 2026.1.1.36485; through 2026.1.1.70276

References

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

Get alerted when CVE-2026-57237 or the next vulnerability affects your stack