PT-2026-40344 · Adobe · Substance3D - Designer

Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-34681

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 - Designer versions prior to 15.1.1

Description An out-of-bounds write issue exists where memory is written outside the intended boundary of a buffer. This can lead to arbitrary code execution in the context of the current user. Exploitation requires user interaction, specifically the opening of a malicious file.

Recommendations Update to a version later than 15.1.0.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2026-06902

CVE-2026-34681

Affected Products

Substance3D - Designer

References · 4

• https://helpx.adobe.com/security/products/substance3d_designer/apsb26-52.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-06902 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-34681 · Security Note
• https://twitter.com/CVEnew/status/2054340962025976202 · Twitter Post