CVE-2025-23348

HIGH

NVIDIA Megatron-LM < 0.12.3 - Code Injection via Pretrain_GPT Script

Title source: llm

Description

NVIDIA Megatron-LM for all platforms contains a vulnerability in the pretrain_gpt script, where malicious data created by an attacker may cause a code injection issue. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, and data tampering.

References (3)

Core 3

Core References

Technical Description

https://nvd.nist.gov/vuln/detail/CVE-2025-23348

Vendor Advisory

https://nvidia.custhelp.com/app/answers/detail/a_id/5698

Technical Description

https://www.cve.org/CVERecord?id=CVE-2025-23348

Scores

CVSS v3 7.8

EPSS 0.0003

EPSS Percentile 7.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-94

Status published

Products (2)

nvidia/megatron-lm 0.13.0 (6 CPE variants)

nvidia/megatron-lm < 0.12.3

Published Sep 24, 2025

Tracked Since Feb 18, 2026