CVE-2026-21334: Substance3D - Designer | Out-of-bounds Write (CWE-787)
Substance3D - Designer versions 15.1.0 and earlier are 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 Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-21334?
CVE-2026-21334 has a high severity due to its potential for arbitrary code execution.
How do I fix CVE-2026-21334?
To mitigate CVE-2026-21334, update Substance3D Designer to version 15.1.1 or later.
What versions of Substance3D Designer are affected by CVE-2026-21334?
Substance3D Designer versions 15.1.0 and earlier are affected by CVE-2026-21334.
Can CVE-2026-21334 be exploited remotely?
CVE-2026-21334 requires user interaction for exploitation, making it less likely to be remotely exploited.
What is an out-of-bounds write vulnerability like CVE-2026-21334?
An out-of-bounds write vulnerability, such as CVE-2026-21334, occurs when a program writes data outside the allocated memory, potentially leading to unpredictable behavior or code execution.