ZDI-26-595: Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
Foxit PDF Reader has a use-after-free vulnerability (CVE-2026-57254, CVSS 7.8) allowing remote code execution when a user opens a malicious file or page.
ZDI-26-595 describes a use-after-free vulnerability in the annotation feature of Foxit PDF Reader, tracked as CVE-2026-57254 with a CVSS score of 7.8. Successful exploitation allows remote attackers to execute arbitrary code, but requires user interaction such as visiting a malicious page or opening a malicious file. The advisory does not mention any exploitation in the wild.