NULL Pointer Dereference Vulnerability in Substance3D Designer by Adobe
CVE-2026-21338

5.5MEDIUM

Key Information:

Vendor

Adobe
Status
Substance3d - Designer
Vendor
CVE Published:
10 February 2026

What is CVE-2026-21338?

The Substance3D Designer application, specifically versions 15.1.0 and earlier, contains a NULL Pointer Dereference vulnerability that can result in application crashes and denial-of-service conditions. This vulnerability requires user interaction for exploitation, as it necessitates that a victim opens a specially crafted malicious file. Successful exploitation disrupts application services, posing significant risks to users reliant on the software for their design needs.

Affected Version(s)

Substance3D - Designer 0 <= 15.1.0

References

https://helpx.adobe.com/security/products/substance3d_des...
vendor-advisory

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.