CVE-2026-83959
Received Received - Intake

Heap-based Buffer Overflow in Substance3D Sampler

Publication date: 2026-09-03

Last updated on: 2026-09-03

Assigner: Adobe Systems Incorporated

Description
Substance3D - Sampler is affected by a Heap-based Buffer Overflow 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.

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Meta Information

Published
2026-09-03
Last Modified
2026-09-03
Generated
2026-09-03
AI Q&A
2026-09-03
EPSS Evaluated
N/A
NVD
CVE-2026-83959
EUVD
EUVD-2026-70649

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
adobe substance3d_sampler *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

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Executive Summary

Substance3D Sampler has a heap-based buffer overflow flaw. This means an attacker could craft a malicious file that, when opened by a victim, triggers a buffer overflow. This could allow arbitrary code execution with the same privileges as the current user.

Impact Analysis

If you open a specially crafted file, an attacker could execute malicious code on your system. This could lead to data theft, system compromise, or further network attacks. The impact depends on your user privileges.

Compliance Impact

This vulnerability could lead to unauthorized code execution, potentially exposing sensitive data processed by Substance3D Sampler. This may impact compliance with GDPR if personal data is compromised, or HIPAA if protected health information is involved, depending on the context of use and data handled.

Mitigation Strategies

Update Adobe Substance3D Sampler to the latest version to patch the heap-based buffer overflow vulnerability. Avoid opening untrusted files or files from unknown sources to prevent exploitation requiring user interaction.

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