HIGH7.8

PYSEC-2026-2673

NVIDIA NeMo Framework Deserializes Untrusted Data

Quick fix

PYSEC-2026-2673 — nemo-toolkit: upgrade to the fixed version with the command below.

pip install --upgrade 'nemo-toolkit>=2.6.1'

Details

NVIDIA NeMo Framework contains a vulnerability where an attacker could cause remote code execution by convincing a user to load a maliciously crafted file. A successful exploit of this vulnerability might lead to code execution, denial of service, information disclosure, and data tampering.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/nemo-toolkit

Introduced in: 0Fixed in: 2.6.1

Fixpip install --upgrade 'nemo-toolkit>=2.6.1'

References

https://nvd.nist.gov/vuln/detail/CVE-2025-33253[ADVISORY]
https://github.com/NVIDIA-NeMo/NeMo[PACKAGE]
https://nvidia.custhelp.com/app/answers/detail/a_id/5762[WEB]
https://www.cve.org/CVERecord?id=CVE-2025-33253[WEB]
https://pypi.org/project/nemo-toolkit[PACKAGE]
https://github.com/advisories/GHSA-hvjw-vp7g-39h5[ADVISORY]