Data Shuffling Vulnerability in NVIDIA Megatron Bridge
CVE-2025-33240

7.8HIGH

Key Information:

Vendor

Nvidia
Status
Megatron-bridge
Vendor
CVE Published:
18 February 2026

What is CVE-2025-33240?

The NVIDIA Megatron Bridge has a significant vulnerability in its data shuffling tutorial, wherein it fails to properly validate input. Malicious actors can exploit this weakness by injecting harmful code that may lead to unauthorized execution, escalation of privileges, and even the manipulation or disclosure of sensitive data. Ensuring users are aware of this vulnerability is crucial for maintaining the security of their systems and the integrity of their data.

Affected Version(s)

Megatron-Bridge All platforms All versions prior to 0.2.2

References

https://nvd.nist.gov/vuln/detail/CVE-2025-33240
https://www.cve.org/CVERecord?id=CVE-2025-33240
https://nvidia.custhelp.com/app/answers/detail/a_id/5781

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.