How severe is CVE-2025-23264?

CVE-2025-23264 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-23264 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-23264?

CVE-2025-23264 affects Nvidia Megatron-lm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-23264?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-23264 have an EU (EUVD) identifier?

Yes. CVE-2025-23264 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19045.

When was CVE-2025-23264 published?

CVE-2025-23264 was published on 2025-06-24 and last updated on 2026-06-17.

CVE-2025-23264

CVE-2025-23264 is a high-severity vulnerability in Nvidia Megatron-lm with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19045
Weakness: CWE-94
Affected product: Nvidia Megatron-lm
Published: 2025-06-24
Last modified: 2026-06-17

Description

NVIDIA Megatron-LM for all platforms contains a vulnerability in a python component where an attacker may cause a code injection issue by providing a malicious file. A successful exploit of this vulnerability may lead to Code Execution, Escalation of Privileges, Information Disclosure and Data Tampering.

Frequently asked questions

What is CVE-2025-23264?: NVIDIA Megatron-LM for all platforms contains a vulnerability in a python component where an attacker may cause a code injection issue by providing a malicious file. A successful exploit of this vulnerability may lead to Code Execution, Escalation of Privileges, Information Disclosure and Data Tampering.
How severe is CVE-2025-23264?: CVE-2025-23264 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-23264 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-23264?: CVE-2025-23264 affects Nvidia Megatron-lm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-23264?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-23264 have an EU (EUVD) identifier?: Yes. CVE-2025-23264 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19045.
When was CVE-2025-23264 published?: CVE-2025-23264 was published on 2025-06-24 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5663

Affected products (1)

cpe:2.3:a:nvidia:megatron-lm:*:*:*:*:*:*:*:*

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