CVE-2026-48420
Received Received - Intake

Adobe Substance3D Sampler Out-of-Bounds Write Vulnerability

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Adobe Systems Incorporated

Description
Substance3D - Sampler is 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.

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Meta Information

Published
2026-08-25
Last Modified
2026-08-25
Generated
2026-08-25
AI Q&A
2026-08-25
EPSS Evaluated
N/A
NVD
CVE-2026-48420
EUVD
EUVD-2026-65641

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-787 The product writes data past the end, or before the beginning, of the intended buffer.

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Executive Summary

This is an out-of-bounds write vulnerability in Adobe Substance3D Sampler. It allows arbitrary code execution when a user opens a specially crafted malicious file. The flaw occurs due to improper memory handling, enabling attackers to write data beyond allocated memory bounds.

Impact Analysis

If exploited, this vulnerability could let attackers run malicious code on your system with the same privileges as your user account. This may lead to data theft, system compromise, or installation of additional malware. Simply opening a harmful file triggers the issue.

Compliance Impact

This vulnerability could lead to arbitrary code execution, potentially allowing unauthorized access to sensitive data. This may impact compliance with GDPR by risking data breaches and HIPAA by compromising protected health information if exploited.

Mitigation Strategies

Update Adobe Substance3D Sampler to the latest version to patch the vulnerability. Avoid opening files from untrusted sources and disable automatic file opening features if possible.

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