---
id: CVE-2026-103821
title: >-
  Substance3D - Designer is affected by an out-of-bounds write vulnerability
  that could result in arbitrary code execution in the context of the current
  user
summary: >-
  Substance3D - Designer 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 …
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-787
vendor: adobe
product: substance_3d_designer
affected:
  - substance_3d_designer < 16.0.7
patched:
  - substance_3d_designer 16.0.7
published: '2026-10-13'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T18:43:21.323'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-103821'
references:
  - url: >-
      https://www.adobe.com/trust/security/products/substance3d-designer/apsb26-169.html
    label: psirt@adobe.com
tags:
  - nvd
  - cve.org
epss: 0.00138
epssPercentile: 0.03228
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-14T04:00:06.132448Z'
ingestedAt: '2026-10-13T21:58:14.163Z'
---

## Overview

Substance3D - Designer 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.

## Affected

- `substance_3d_designer < 16.0.7`

## Remediation

Upgrade past the affected range:

- `substance_3d_designer 16.0.7`