OpenUSD File Parsing Use-After-Free Remote Code Execution Vulnerability
Patch
This is fixed with commit b953092, with the fix available in OpenUSD 25.11 and onwards.
Summary
We have been advised by Zero Day Initiative that our usage of the USD framework may constitute a Use-After-Free Remote Code Execution Vulnerability. They have sent us the attached file illustrating the issue. Indeed, we see a use after free exception when running the file through our importer with an address sanitizer.
Thanks in advance.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | usd-core | < 25.11 | 25.11 |
References
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N- Weakness (CWE)
CWE-416- Platform
- Python (PyPI)
- Package
usd-core- Disclosed
- 29.10.2025
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - GHSA-grjp-54v3-c442 - CC BY 4.0
Vulnerability history: usd-core
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 09.2025 10.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- Medium 1
Disclosures per year
- 2025: 2
- 2026: 0
-
OpenUSD File Parsing Use-After-Free Remote Code Execution Vulnerability this entry
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