How severe is CVE-2025-23265?

CVE-2025-23265 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-2025-23265 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-2025-23265?

CVE-2025-23265 affects Nvidia Megatron-lm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-23265?

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-2025-23265 have an EU (EUVD) identifier?

Yes. CVE-2025-23265 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19044.

When was CVE-2025-23265 published?

CVE-2025-23265 was published on 2025-06-24 and last updated on 2026-06-17.

CVE-2025-23265

CVE-2025-23265 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-2025-19044
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-2025-23265?: 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-2025-23265?: CVE-2025-23265 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-2025-23265 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-2025-23265?: CVE-2025-23265 affects Nvidia Megatron-lm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-23265?: 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-2025-23265 have an EU (EUVD) identifier?: Yes. CVE-2025-23265 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19044.
When was CVE-2025-23265 published?: CVE-2025-23265 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:*:*:*:*:*:*:*:*

More vulnerabilities in Nvidia Megatron-lm

CVE-2026-24152 — High (CVSS 7.8): NVIDIA Megatron-LM contains a vulnerability in checkpoint loading where an Attacker may cause an RCE by convincing a…
CVE-2026-24151 — High (CVSS 7.8): NVIDIA Megatron-LM contains a vulnerability in inferencing where an Attacker may cause an RCE by convincing a user to…
CVE-2026-24150 — High (CVSS 7.8): NVIDIA Megatron-LM contains a vulnerability in checkpoint loading where an Attacker may cause an RCE by convincing a…
CVE-2025-33248 — High (CVSS 7.8): NVIDIA Megatron-LM contains a vulnerability in the hybrid conversion script where an Attacker may cause an RCE by…
CVE-2025-33247 — High (CVSS 7.8): NVIDIA Megatron LM contains a vulnerability in quantization configuration loading, which could allow remote code…
CVE-2025-23354 — High (CVSS 7.8): NVIDIA Megatron-LM for all platforms contains a vulnerability in the ensemble_classifer script where malicious data…

All CVEs affecting Nvidia Megatron-lm →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.

Browse all CWE-94 (Code Injection) vulnerabilities →