CVE-2026-21307: Substance3D - Designer versions 15.0.3 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the…

PriorityP345high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

0.15%

4.7th percentile

Substance3D - Designer versions 15.0.3 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

2 ranges

Vendor	Product	Version range	Fixed in
adobe	substance3d_designer	<= 15.0.3	—
adobe	substance_3d_designer	< 15.1.0	15.1.0

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