Buffer overflow in Meta Platforms, Inc Executorch

CVE-2025-54949

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

Vulnerability class: Buffer Overflow

EPSS: 0.007 (48.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-54949?
CVE-2025-54949 is a critical-severity vulnerability in Meta Platforms, Inc Executorch, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-08-07.
How severe is CVE-2025-54949?
Critical severity. CVSS v3 base score is 9.8 out of 10.