CRITICAL9.8

PYSEC-2026-333

ExecuTorch heap buffer overflow vulnerability

Quick fix

PYSEC-2026-333 — executorch: upgrade to the fixed version with the command below.

pip install --upgrade 'executorch>=0.7.0'

Details

A heap buffer overflow vulnerability in the loading of ExecuTorch models can potentially result in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit ede82493dae6d2d43f8c424e7be4721abe5242be

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/executorch

Introduced in: 0Fixed in: 0.7.0

Fixpip install --upgrade 'executorch>=0.7.0'

References

https://nvd.nist.gov/vuln/detail/CVE-2025-54949[ADVISORY]
https://github.com/pytorch/executorch/commit/ede82493dae6d2d43f8c424e7be4721abe5242be[WEB]
https://github.com/pytorch/executorch[PACKAGE]
https://www.facebook.com/security/advisories/cve-2025-54949[WEB]
https://pypi.org/project/executorch[PACKAGE]
https://github.com/advisories/GHSA-9m39-3mf3-xwch[ADVISORY]