NVIDIA Megatron-LM for all platforms contains a vulnerability in the megatron/training/ arguments.py component where an attacker could cause a code injection issue by providing a malicious input. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, information disclosure, and data tampering.
Conclusion & alert: CVE-2025-23306 is rated Moderate Risk (40.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.09%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-09 | 0.02% | 0.09% | +0.07% |
| 2 | 2025-08-14 | — | 0.02% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nvidia | megatron-lm | < 0.12.2 | cpe:2.3:a:nvidia:megatron-lm:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://nvd.nist.gov/vuln/detail/CVE-2025-23306 | Technical Description |
| https://nvidia.custhelp.com/app/answers/detail/a_id/5685 | Vendor Advisory |
| https://www.cve.org/CVERecord?id=CVE-2025-23306 | Technical Description |