---
id: CVE-2026-103843
title: >-
  Substance3D - Stager is affected by a Use After Free vulnerability that could
  result in arbitrary code execution in the context of the current user
summary: >-
  Substance3D - Stager is affected by a Use After Free 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 malici…
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-416
published: '2026-10-13'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T15:50:50.180'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-103843'
references:
  - url: >-
      https://www.adobe.com/trust/security/products/substance3d-stager/apsb26-170.html
    label: psirt@adobe.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-13T20:53:44.623Z'
vendor: Adobe
product: Adobe Substance 3D Stager
affected:
  - substance_3d_stager <= 3.1.8
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-14T04:00:11.318803Z'
epss: 0.00165
epssPercentile: 0.0566
---

## Overview

Substance3D - Stager is affected by a Use After Free 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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.