CVE-2025-33248: High severity Nvidia Megatron-LM vulnerability

Published Mar 24, 2026
·
Updated

NVIDIA Megatron-LM contains a vulnerability in the hybrid conversion script where an Attacker may cause an RCE by convincing a user to load a maliciously crafted file. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, and data tampering.

Affected Software

2 affected components
Nvidia Megatron-LM
Nvidia Megatron-LM<0.15.3

Event History

Mar 24, 2026
CVE Published
via MITRE·08:24 PM
Data Sourced
via MITRE·08:24 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-33248?

CVE-2025-33248 is classified as a critical vulnerability due to its potential for remote code execution.

2

How does CVE-2025-33248 work?

CVE-2025-33248 allows an attacker to execute arbitrary code by convincing a user to load a specially crafted file.

3

How do I fix CVE-2025-33248?

To resolve CVE-2025-33248, update to the latest version of NVIDIA Megatron-LM that addresses this vulnerability.

4

What are the consequences of exploiting CVE-2025-33248?

Exploitation of CVE-2025-33248 can lead to code execution, privilege escalation, and potential data loss.

5

Who is affected by CVE-2025-33248?

CVE-2025-33248 affects all users of NVIDIA Megatron-LM versions that do not have the vulnerability patched.

Contact

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