CVE-2026-27309: Substance3D - Stager | Use After Free (CWE-416)
Published Mar 27, 2026
·Updated
Substance3D - Stager versions 3.1.7 and earlier are affected by a Use After Free 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 Software
4 affected components
Adobe Substance 3D Stager<=3.1.7
All of the following
Adobe Substance 3D Stager<3.1.8
Any of the following
Apple macOS
Microsoft Windows
Event History
Mar 27, 2026
CVE Published
via MITRE·09:21 PM
Data Sourced
via MITRE·09:21 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-27309?
The severity of CVE-2026-27309 is critical due to its potential for arbitrary code execution.
2
How do I fix CVE-2026-27309?
To fix CVE-2026-27309, update Adobe Substance 3D Stager to version 3.1.8 or later.
3
What versions of Adobe Substance 3D Stager are affected by CVE-2026-27309?
Adobe Substance 3D Stager versions 3.1.7 and earlier are affected by CVE-2026-27309.
4
What type of vulnerability is CVE-2026-27309 classified as?
CVE-2026-27309 is classified as a Use After Free vulnerability, referencing CWE-416.
5
What is required to exploit CVE-2026-27309?
Exploitation of CVE-2026-27309 requires user interaction, such as opening a malicious file.