CVE-2025-33239 HIGH

CVE-2025-33239

Vendor Nvidia
Product Megatron-Bridge
Weakness CWE-94 · Code injection
Published February 18, 2026
Last update February 18, 2026

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

NVIDIA Megatron Bridge contains a vulnerability in a data merging 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.

Key dates

02Disclosure timeline

February 18, 2026 CVE published
February 18, 2026 Record updated