What is the CVSS score of CVE-2026-24149?

CVE-2026-24149 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of AI / ML are affected by CVE-2026-24149?

NVIDIA Megatron-LM contains a code injection vulnerability (CVE-2026-24149) that could allow attackers to execute arbitrary code and escalate privileges on affected systems.

How to fix or mitigate CVE-2026-24149?

Within 24 hours: Identify all systems running NVIDIA Megatron-LM and isolate affected instances from production networks if operationally feasible. Within 7 days: Implement network segmentation to restrict access to Megatron-LM instances, disable untrusted data inputs, and deploy input validation/sanitization controls. Within 30 days: Develop a phased migration plan to alternative frameworks or await vendor patch; conduct forensic review for evidence of exploitation; implement enhanced logging and monitoring on all remaining instances.

AI / ML CVE-2026-24149

HIGH

Code Injection (CWE-94)

2026-02-03 psirt@nvidia.com

Privilege Escalation Code Injection Information Disclosure AI / ML

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 03, 2026 - 20:15 nvd

HIGH 7.8

DescriptionCVE.org

NVIDIA Megatron-LM for all platforms contains a vulnerability in a script, where malicious data created by an attacker may cause a code injection issue. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, data tampering.

AnalysisAI

Local code injection in NVIDIA Megatron-LM allows authenticated users to achieve arbitrary code execution and privilege escalation through malicious input to vulnerable scripts. An attacker with local access can craft specially designed data to trigger unsafe code evaluation, enabling complete system compromise including data theft and modification. No patch is currently available for this vulnerability affecting all supported platforms.

Technical ContextAI

Classified as CWE-94 (Code Injection). NVIDIA Megatron-LM for all platforms contains a vulnerability in a script, where malicious data created by an attacker may cause a code injection issue. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, data tampering.

Affected ProductsAI

NVIDIA Megatron-LM for all platforms contains a vulnerability in a script, where malicious data created by an attacker may cause a code injection issu