CVE-2026-103836
Undergoing Analysis Undergoing Analysis - In Progress

Adobe Substance3D Stager Out-of-Bounds Write Vulnerability

Vulnerability report for CVE-2026-103836, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-13

Last updated on: 2026-10-15

Assigner: Adobe Systems Incorporated

Description

Substance3D - Stager 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.

CVSS Scores

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Meta Information

Published
2026-10-13
Last Modified
2026-10-15
Generated
2026-10-19
AI Q&A
2026-10-14
EPSS Evaluated
2026-10-18
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Adobe Adobe Substance 3D Stager 0

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.

Attack-Flow Graph

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Executive Summary

This is an out-of-bounds write vulnerability in Adobe Substance3D Stager. It allows attackers to execute arbitrary code on a victim's system by tricking them into opening a specially crafted malicious file. The flaw occurs when the software writes data outside the intended memory buffer, potentially corrupting system memory.

Detection Guidance

Detection of this vulnerability requires monitoring for suspicious activity when opening files with Adobe Substance 3D Stager. Check for crashes or unexpected behavior when processing files. Enable logging in the application if available and review logs for out-of-bounds write errors. No specific commands are provided in the context.

Impact Analysis

If exploited, this vulnerability could allow attackers to take control of your computer, install malware, or steal sensitive data. Since exploitation requires user interaction, you would need to open a malicious file for the attack to succeed. The impact includes potential system compromise and unauthorized access to your files and applications.

Compliance Impact

This vulnerability could lead to arbitrary code execution, potentially allowing unauthorized access to sensitive data. This may impact compliance with GDPR (data protection) and HIPAA (health information privacy) by increasing the risk of data breaches or unauthorized processing.

Mitigation Strategies

Immediately update Adobe Substance 3D Stager to the latest version. Avoid opening files from untrusted sources. Disable automatic file opening in the application if possible. Monitor Adobe's security advisories for patches.

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