CVE-2026-48431: Adobe Substance 3d Designer

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Substance3D - Designer is 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.

Affected products

• Adobe Substance 3d Designer: before 16.0.5 (fixed in 16.0.5)

Published 2026-08-25. Last modified 2026-08-28.