---
id: CVE-2026-34675
title: >-
  Substance3D - Painter versions 12.0.2 and earlier are affected by an
  out-of-bounds write vulnerability that could result in arbitrary code
  execution in the context of the current user
summary: >-
  Substance3D - Painter versions 12.0.2 and earlier are 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…
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_painter
affected:
  - substance_3d_painter < 12.0.3
patched:
  - substance_3d_painter 12.0.3
published: '2026-05-12'
updated: '2026-08-27'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-34675'
references:
  - url: >-
      https://helpx.adobe.com/security/products/substance3d_painter/apsb26-55.html
    label: psirt@adobe.com
tags:
  - nvd
epss: 0.00138
epssPercentile: 0.03584
ingestedAt: '2026-08-27T18:06:12.407Z'
---

## Overview

Substance3D - Painter versions 12.0.2 and earlier are 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_painter < 12.0.3`

## Remediation

Upgrade past the affected range:

- `substance_3d_painter 12.0.3`