Out-of-bounds Write Vulnerability in Substance3D Painter by Adobe
CVE-2026-34676

7.8HIGH

Key Information:

Vendor

Adobe
Status
Substance3d - Painter
Vendor
CVE Published:
12 May 2026

What is CVE-2026-34676?

An out-of-bounds write vulnerability exists in Substance3D Painter versions 12.0.2 and earlier, allowing attackers to potentially execute arbitrary code in the context of the current user. This exploit requires user interaction, specifically requiring the victim to open a specially crafted file designed to exploit this vulnerability.

Affected Version(s)

Substance3D - Painter 0 <= 12.0.2

References

https://helpx.adobe.com/security/products/substance3d_pai...
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

.