CVE-2026-21300: Substance3D - Modeler | NULL Pointer Dereference (CWE-476)
Published Jan 13, 2026
·Updated
Substance3D - Modeler versions 1.22.4 and earlier are affected by a NULL Pointer Dereference vulnerability that could lead to application denial-of-service. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Affected Software
2 affected components
Substance3D Modeler<=1.22.4
Adobe Substance 3d Modeler<1.22.5
Event History
Jan 13, 2026
CVE Published
via MITRE·08:20 PM
Data Sourced
via MITRE·08:20 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-21300?
CVE-2026-21300 has a medium severity level due to its potential for causing application denial-of-service.
2
How do I fix CVE-2026-21300?
To mitigate CVE-2026-21300, upgrade Substance3D - Modeler to version 1.22.5 or later.
3
What software versions are affected by CVE-2026-21300?
Substance3D - Modeler versions 1.22.4 and earlier are affected by CVE-2026-21300.
4
What impact does CVE-2026-21300 have?
CVSerious exploitation of CVE-2026-21300 can lead to a denial-of-service condition in the application.
5
What conditions are required to exploit CVE-2026-21300?
Exploitation of CVE-2026-21300 requires user interaction, such as the victim opening a malicious model.