7.8

CVE-2025-23354: nvidia megatron-lm Code Injection

CVSS: 7.8v3.1HighAnalyzed
Published 24-09-2025Last modified 24-09-2025
Open JSON

Vulnerability summary

CVE-2025-23354 is a high (CVSS 7.8) Code Injection vulnerability in nvidia megatron-lm. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.5% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 24-09-2025
    PublishedVulnerability first disclosed.
  2. 24-09-2025
    Last modifiedVulnerability information updated.

Description

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

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.24%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

0.00 pp

From 0.24% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.24%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Nvidia1 product
  • megatron-lmAll versions prior to 0.13.1 and 0.12.3 | < 0.12.3 | 0.13.0 | 0.13.0:rc0 | 0.13.0:rc1 | 0.13.0:rc2 | 0.13.0:rc3 | 0.13.0:rc4

1 vendor · 1 product

References

3 links