Out-of-Bounds Write Vulnerability in Substance3D - Sampler by Adobe
CVE-2026-83966

7.8HIGH

Key Information:

Vendor

Adobe
Status
Substance 3d Sampler
Vendor
CVE Published:
13 October 2026

What is CVE-2026-83966?

The Substance3D - Sampler by Adobe is susceptible to an out-of-bounds write vulnerability. This flaw allows for arbitrary code execution when a victim interacts with a malicious file. Successful exploitation hinges on user engagement, necessitating that the user opens a specially crafted file that triggers the vulnerability. Mitigations are advised to safeguard user systems from potential threats.

Affected Version(s)

Substance 3D Sampler 0 <= 6.0.3

Substance 3D Sampler 6.0.4

References

https://www.adobe.com/trust/security/products/substance3d...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.