CVE-2025-23349

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-24 · updated 2026-06-17
Weakness: CWE-94

Description

NVIDIA Megatron-LM for all platforms contains a vulnerability in the tasks/orqa/unsupervised/nq.py component, where an attacker may cause a code injection. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, and data tampering.

Affected products

NVIDIA Megatron-LM: before 0.12.3; 0.13.0, 0.13.0-rc0, 0.13.0-rc1, 0.13.0-rc2, 0.13.0-rc3, 0.13.0-rc4 — fixed in 0.12.3

How to fix

Upgrade to a fixed version: NVIDIA Megatron-LM 0.12.3. Check the vendor advisory for mitigations.

References

https://nvd.nist.gov/vuln/detail/CVE-2025-23349
https://nvidia.custhelp.com/app/answers/detail/a_id/5698
https://www.cve.org/CVERecord?id=CVE-2025-23349

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