Out-of-bounds write in Adobe Substance 3D Painter - CVE-2026-75770

 

Out-of-bounds write in Adobe Substance 3D Painter - CVE-2026-75770

Published: August 26, 2026


Vulnerability identifier: #VU145754
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-75770
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to out-of-bounds write in Adobe Substance 3D Painter when parsing input. A remote attacker can trick the victim into opening crafted content to execute arbitrary code.

User interaction is required to open crafted content.


Affected software

Adobe Substance 3D Painter

How to mitigate CVE-2026-75770

Install security update from vendor's website.

Adobe Substance 3D Painter - update to 12.1.3

External References

Related Security Bulletins