CVE-2025-33240
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Code Injection Vulnerability in NVIDIA Megatron Bridge Tutorial

Publication date: 2026-02-18

Last updated on: 2026-07-02

Assigner: NVIDIA Corporation

Description
NVIDIA Megatron Bridge contains a vulnerability in a data shuffling tutorial, where malicious input could cause a code injection. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, information disclosure, and data tampering.

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Meta Information

Published
2026-02-18
Last Modified
2026-07-02
Generated
2026-07-06
AI Q&A
2026-02-18
EPSS Evaluated
2026-07-05
NVD
CVE-2025-33240
EUVD
EUVD-2025-207847

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
nvidia nemo_megatron_bridge to 0.2.2 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-94 The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

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Executive Summary

CVE-2025-33240 is a vulnerability in NVIDIA Megatron Bridge, specifically within a data shuffling tutorial, where malicious input can lead to code injection.

Exploiting this flaw may result in arbitrary code execution, privilege escalation, information disclosure, and data tampering.

This vulnerability is classified under CWE-94, which relates to improper control of code generation, i.e., code injection.

Impact Analysis

A successful exploit of this vulnerability might allow an attacker to execute arbitrary code on the affected system.

It can lead to escalation of privileges, meaning the attacker could gain higher access rights than initially permitted.

The attacker could also disclose sensitive information and tamper with data, compromising confidentiality, integrity, and availability.

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