Question: What is CVE-2025-21139?
Answer: CVE-2025-21139 is a vulnerability classified as high with a CVSS score of 7.8. It falls under CWE-122, CWE-787 and affects the system as follows: Substance3D - Designer versions 14.0 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.