PatchTheCVECVE-2026-34664: Substance3D - Designer versions 15.1.0 and earlier are affected by an Improper Limitation of a Pathname to a R
CVE-2026-34664 is a medium-severity flaw (CVSS 6.3) affecting substance 3d designer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.3 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.2% (top 93%) |
| CISA exploited list | No |
| Weakness | CWE-22 |
| Published | 2026-05-12 |
| Last modified | 2026-10-26 |
Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-34664?
substance 3d designer: upgrade to newer than 15.1.0. Exact commands for each OS are on this page.
Is CVE-2026-34664 being exploited?
CVE-2026-34664 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-34664 affect?
CVE-2026-34664 affects substance 3d designer. Severity is medium (CVSS 6.3). 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
How urgent is CVE-2026-34664?
Priority 24/100. No elevated risk signals yet.
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