CVE-2026-34707
HIGH
NVD
CVSS Score
7.8
Severity
HIGH
Published
Jun 09, 2026
Vendor
unknown
Description
InCopy versions 21.3, 20.5.3 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.