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Vulnerabilities

Vulnerability · CVE-2025-23348

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

Published Sep 24, 2025 · catalog updated Sep 24, 2025 · NVIDIA Megatron-LM

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-23348. EPSS is 0.24%. Act only if a listed version of NVIDIA Megatron-LM is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.24%
Remediation
Vendor / distro source
Affected products
vendor NVIDIA Megatron-LM All versions prior to 0.13.1 and 0.12.3

NVIDIA Megatron-LM for all platforms contains a vulnerability in the pretrain_gpt 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, and data tampering.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor NVIDIA Megatron-LM All versions prior to 0.13.1 and 0.12.3All versions prior to 0.13.1 and 0.12.3

How to fix CVE-2025-23348

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-23348. EPSS is 0.24%. Act only if a listed version of NVIDIA Megatron-LM is installed.

Which versions are affected?

Compare what you have installed with NVIDIA Megatron-LM All versions prior to 0.13.1 and 0.12.3 All versions prior to 0.13.1 and 0.12.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 24, 2025 · EUVD

    Detected

    NVIDIA Megatron-LM for all platforms contains a vulnerability in the pretrain_gpt 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, and data tampering.

  2. Sep 24, 2025 · EUVD

    Updated

    NVIDIA Megatron-LM for all platforms contains a vulnerability in the pretrain_gpt 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, and data tampering.

Sources

  • CVE.orgVulnerability recordCVE-2025-23348

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-23348

    30-day exploitation probability 0.24%

    first.org
  • EUVDVulnerability recordEUVD-2025-30969

    NVIDIA Megatron-LM for all platforms contains a vulnerability in the pretrain_gpt 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 dis

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 26, 2026
  • CVE.orgOct 23, 2026
  • EUVDOct 23, 2026