Remote Code Execution Vulnerability in Foxit PDF Editor

CVE-2021-34966

What is CVE-2021-34966?

The vulnerability pertains to Foxit PDF Editor and arises from a flaw in the handling of Annotation objects, specifically a use-after-free condition. When an Annotation object is not properly validated before operations are performed, it opens the door for attackers to exploit the application. This exploitation can occur upon the user opening a specially crafted PDF file or interacting with a compromised webpage, resulting in the execution of arbitrary code within the context of the running application. This vulnerability highlights the importance of robust validation practices to ensure software security.

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