CVE-2026-103821: Adobe Substance 3d Designer

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

Substance3D - Designer is affected by an out-of-bounds write 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 16.0.7 (fixed in 16.0.7)

Published 2026-10-13. Last modified 2026-10-15.