CVE-2025-33247: NVIDIA Megatron-Lm

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

NVIDIA Megatron LM contains a vulnerability in quantization configuration loading, which could allow remote code execution. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, information disclosure, and data tampering.

Affected products

• NVIDIA Megatron-Lm: before 0.15.3 (fixed in 0.15.3)

Published 2026-03-24. Last modified 2026-06-17.