CVE-2026-21308: Substance3D - Designer | Out-of-bounds Read (CWE-125)

Published Jan 13, 2026
·
Updated

Substance3D - Designer versions 15.0.3 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected Software

2 affected components
Substance3D Designer<=15.0.3
Adobe Substance 3D Designer<15.1.0

Event History

Jan 13, 2026
CVE Published
via MITRE·08:07 PM
Data Sourced
via MITRE·08:07 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeaknessAffected Software
Jan 6, 58022
Event
via FIRST·07:36 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-21308?

CVE-2026-21308 is classified as a high severity vulnerability due to its potential to expose sensitive information.

2

How do I fix CVE-2026-21308?

To mitigate CVE-2026-21308, upgrade Substance3D Designer to version 15.0.4 or later.

3

What are the effects of CVE-2026-21308?

CVE-2026-21308 can lead to an out-of-bounds read that exposes sensitive data from memory.

4

Which versions of Substance3D Designer are affected by CVE-2026-21308?

Substance3D Designer versions 15.0.3 and earlier are affected by CVE-2026-21308.

5

Can CVE-2026-21308 be exploited remotely?

Yes, CVE-2026-21308 can be exploited remotely if an attacker has access to targeted components of the affected software.

Contact

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