CVE-2026-34707

Name of the Vulnerable Software and Affected Versions InCopy versions 21.3, 20.5.3 and earlier

Description A heap-based buffer overflow occurs when a program writes more data to a heap-allocated memory block than it can hold. This issue can lead to arbitrary code execution in the context of the current user and requires user interaction, specifically the opening of a malicious file.

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