CVE-2026-103834

Received Received - Intake

Out-of-Bounds Write in Adobe Substance3D Stager

Publication date: 2026-10-13

Last updated on: 2026-10-13

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

EPSS Scores

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Meta Information

Published

2026-10-13

Last Modified

2026-10-13

Generated

2026-10-14

AI Q&A

2026-10-14

EPSS Evaluated

N/A

NVD

CVE-2026-103834

EUVD

EUVD-2026-100592

Affected Vendors & Products

Vendor	Product	Version / Range
Adobe	Adobe	Substance 3D Stager 0

Helpful Resources

Exploitability

CWE

KEV

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

Attack-Flow Graph

Executive Summary

This is an out-of-bounds write vulnerability in Adobe Substance3D Stager. It allows arbitrary code execution by exploiting a flaw where the software writes data beyond the intended memory buffer. The attacker needs the victim to open a malicious file to trigger this issue.

Impact Analysis

If exploited, this vulnerability could let an attacker run malicious code on your system with the same privileges as your user account. This could lead to data theft, system damage, or installation of additional malware. Since exploitation requires opening a file, users should avoid untrusted files.

Mitigation Strategies

Update Adobe Substance 3D Stager to the latest version to patch the out-of-bounds write vulnerability. Avoid opening untrusted files until the update is applied.

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