CVE-2026-34698 [HIGH] – InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by a Heap-based Buffer Ove

InDesign Desktop 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.