PT-2026-7425 · Adobe · Substance3D - Stager

Michele Damico · Published 2026-02-10 · Updated 2026-02-11 · CVE-2026-21344

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Substance3D - Stager versions 3.1.6 and earlier

Description The software contains an out-of-bounds read issue when processing a specially designed file. This could allow an attacker to execute code with the privileges of the current user. User interaction is needed, as a user must open a malicious file for exploitation to occur.

Recommendations Versions prior to 3.1.6 are affected.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-01891

CVE-2026-21344

Affected Products

Substance3D - Stager

References · 5

• https://helpx.adobe.com/security/products/substance3d_stager/apsb26-20.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-21344 · Security Note
• https://bdu.fstec.ru/vul/2026-01891 · Security Note
• https://osv.dev/vulnerability/CVE-2026-21344 · Vendor Advisory
• https://t.me/cveNotify/151722 · Telegram Post