CVE-2010-20010 Foxit PDF Reader < 4.2.0.0928 Title Stack Buffer Overflow
A stack buffer overflow in Foxit PDF Reader allows arbitrary code execution when a user opens a maliciously crafted PDF file.
- 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-2010-20010?
CVE-2010-20010 is a high-severity memory corruption vulnerability in Foxit PDF Reader, published on 20 Aug 2025. 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
Foxit PDF Reader before 4.2.0.0928 does not properly bound-check the /Title entry in the PDF Info dictionary. A specially crafted PDF with an overlong Title string can overflow a fixed-size stack buffer, corrupt the Structured Exception Handler (SEH) chain, and lead to arbitrary code execution in the context of the user who opens the file.
Weakness: CWE-121
Which versions are affected by CVE-2010-20010?
How do I fix CVE-2010-20010?
No fix has been published for CVE-2010-20010 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2010-20010 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-20010 exists.
Public exploit code: 1 Metasploit module.
Sources
Also known as GHSA-2x66-7652-38fv.