CVE-2026-21308

Name of the Vulnerable Software and Affected Versions Substance3D - Designer versions 15.0.3 and earlier

Description Substance3D - Designer is affected by an Out-of-bounds Read issue that may result in memory exposure. An attacker could potentially use this to disclose sensitive information stored in memory. Successful exploitation requires user interaction, specifically a victim opening a malicious file.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.