What is CVE-2025-23306?

CVE-2025-23306 is a high-severity vulnerability in Nvidia Megatron-lm, classified under Code Injection. CVSS score: 7.8/10. Published 2025-08-13.

How severe is CVE-2025-23306?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Nvidia Megatron-lm

CVE-2025-23306

NVIDIA Megatron-LM for all platforms contains a vulnerability in the megatron/training/ arguments.py component where an attacker could cause a code injection issue by providing a malicious input. A successful exploit of this vulnerability…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.002 (9.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Nvidia Megatron-lm — versions All versions prior to 0.12.2

Weakness classification (CWE)

CWE-94 — Code Injection

References

psirt@nvidia.com (Technical Description)
psirt@nvidia.com (Technical Description)
psirt@nvidia.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-23306?: CVE-2025-23306 is a high-severity vulnerability in Nvidia Megatron-lm, classified under Code Injection. CVSS score: 7.8/10. Published 2025-08-13.
How severe is CVE-2025-23306?: High severity. CVSS v3 base score is 7.8 out of 10.