Use-After-Free Vulnerability in PDF-XChange Editor Affecting U3D File Parsing

CVE-2024-8818

Summary

A use-after-free vulnerability exists in PDF-XChange Editor that affects the parsing of U3D files. This flaw emerges from insufficient validation of object existence before performing operations on it. As a result, attackers may exploit this condition to execute arbitrary code within the context of the current process. User interaction is necessary for exploitation, as victims must either open a malicious file or visit a compromised webpage featuring the malicious content. This vulnerability highlights significant security risks associated with improper file handling in widely used software.

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