Path Traversal in Adobe Substance 3d Designer
CVE-2026-34664
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/substance3d_designer/apsb26-52.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-34664?
- CVE-2026-34664 is a medium-severity vulnerability in Adobe Substance 3d Designer, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-05-12.
- How severe is CVE-2026-34664?
- Medium severity. CVSS v3 base score is 6.3 out of 10.