CVE-2026-57237 Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability
A use-after-free flaw in Foxit PDF Editor and Reader allows remote code execution or application crashes when processing malicious PDFs with JavaScript.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-57237?
CVE-2026-57237 is a high-severity use after free vulnerability in Foxit Pdf Editor, published on 8 Jul 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-416
Which versions are affected by CVE-2026-57237?
It affects 2 products.
Products include Foxit Pdf Editor, Foxit Pdf Reader.
How do I fix CVE-2026-57237?
No fix has been published for CVE-2026-57237 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-57237 being exploited?
There is no known exploitation of CVE-2026-57237 in the wild and no public exploit code.
Other vulnerabilities in Foxit Pdf Editor
Sources
Also known as GHSA-f45g-jmhf-r684.