CVE-2026-91801 Foxit PDF Editor/Reader RichMedia Annotation Directory Traversal Remote Code Execution Vulnerability
Attackers can exploit path traversal in Foxit PDF software to write files outside intended locations, potentially achieving arbitrary code execution.
- 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-2026-91801?
CVE-2026-91801 is a high-severity path traversal vulnerability in Foxit Pdf Editor, published on 23 Sep 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
A path traversal vulnerability exists in Foxit PDF Editor/Reader's handling of embedded PDF resources. Insufficient validation of resource file paths may allow files to be written outside their intended locations, potentially enabling arbitrary code execution.
Weakness: CWE-22
Which versions are affected by CVE-2026-91801?
It affects 2 products.
Products include Foxit Pdf Editor, Foxit Pdf Reader.
How do I fix CVE-2026-91801?
No fix has been published for CVE-2026-91801 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-91801 being exploited?
There is no known exploitation of CVE-2026-91801 in the wild and no public exploit code.
Other vulnerabilities in Foxit Pdf Editor
Sources
Also known as GHSA-7ww4-96v9-fhwm.