CVE-2026-21308
Unknown Unknown - Not Provided
Out-of-Bounds Read in Substance3D Designer Exposes Memory Data

Publication date: 2026-01-13

Last updated on: 2026-01-13

Assigner: Adobe Systems Incorporated

Description
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.
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Meta Information
Published
2026-01-13
Last Modified
2026-01-13
Generated
2026-06-16
AI Q&A
2026-01-14
EPSS Evaluated
2026-06-15
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
adobe substance3d_designer to 15.0.3 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.
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Executive Summary

This vulnerability is an Out-of-bounds Read in Substance3D - Designer versions 15.0.3 and earlier. It allows an attacker to read memory outside the intended boundaries, potentially exposing sensitive information stored in memory. Exploitation requires the victim to open a malicious file, meaning user interaction is necessary.

Impact Analysis

The vulnerability can lead to the disclosure of sensitive information stored in memory, which could compromise confidentiality. Since it requires user interaction to open a malicious file, the risk depends on user behavior, but successful exploitation could expose private data.

Mitigation Strategies

To mitigate this vulnerability, ensure that you do not open malicious files in Substance3D - Designer versions 15.0.3 and earlier. Update Substance3D - Designer to a version later than 15.0.3 once a patch is available. Avoid interacting with untrusted files to prevent exploitation.

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