Vulnerability · Published May 12, 2026 · Assigned by adobe

CVE-2026-34664Substance3D - Designer | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)

Medium 6.3

In plain English

A medium-severity path traversal in Adobe Substance 3D Designer from Adobe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.2%top 92.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Substance3D - Designer versions 15.1.0 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.

Affected products (as reported)

Vendor	Product	Versions
Adobe	Adobe Substance 3D Designer	0 – through 15.1.0

Weakness: CWE-22 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

References

https://helpx.adobe.com/security/products/substance3d_designer/apsb26-52.html vendor-advisory