PT-2026-7390 · Adobe · Substance3D - Designer

Published 2026-02-10 · Updated 2026-02-10 · CVE-2026-21340

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Substance3D - Designer versions 15.1.0 and earlier

Description The software for 3D model texturing, Adobe Substance 3D Designer, has an out-of-bounds read issue in memory. Successful exploitation could allow an attacker to disclose sensitive information. Exploitation requires user interaction, specifically opening a malicious file.

Recommendations Versions prior to 15.1.0 should be updated.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-01935

CVE-2026-21340

Affected Products

Substance3D - Designer

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-21340 · Security Note
• https://helpx.adobe.com/security/products/substance3d_designer/apsb26-19.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-21340 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01935 · Security Note