CVE-2026-91797

Name of the Vulnerable Software and Affected Versions Foxit PDF Editor/Reader (affected versions not specified)

Description Foxit PDF Editor/Reader fails to validate the directory traversal path in the attachment file name. This allows malicious attachments to be written to directories outside the intended secure area when a PDF is opened. Directory traversal is a technique that allows an attacker to access and manipulate files and directories that are stored outside the web root folder.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.