CVE-2026-34674

Substance3D - Sampler versions 5.1.3 and earlier are affected by a Heap-based Buffer Overflow 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.

  • Published Aug 27, 2026
  • CVSS 7.8 high
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-34674 at the National Vulnerability Database