CVE-2025-33247 json
NVIDIA Megatron LM contains a vulnerability in quantization configuration loading, which could allow remote code execution.
published 7mo ago modified 4mo ago also EUVD-2025-208974
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 26%
- public exploits
- 0
- none known
Summary
NVIDIA Megatron LM contains a vulnerability in quantization configuration loading, which could allow remote code execution. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, information disclosure, and data tampering.
Patch / fix
- nvidia megatron-lm 0.15.3
Is CVE-2025-33247 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 7mo ago
Exploit prediction
0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- NVIDIA Megatron LM
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
nvidia.custhelp.com
/app/answers/detail/a_id/5769
vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2025-33247
third-party-advisory, us-government-resource
-
cve.org
/CVERecord?id=CVE-2025-33247
third-party-advisory
Sources
- CVE List CVE-2025-33247
- NVD CVE-2025-33247
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.