What is the CVSS score of CVE-2025-23303?

CVE-2025-23303 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Which versions of Nemo are affected by CVE-2025-23303?

Organizations using NVIDIA NeMo Framework for all platforms face notable risk from CVE-2025-23303, a insecure deserialization vulnerability rated CVSS 7.8.

How to fix or mitigate CVE-2025-23303?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Restrict deserialization to trusted data sources and implement integrity checks.

Nemo CVE-2025-23303

HIGH

Deserialization of Untrusted Data (CWE-502)

2025-08-13 psirt@nvidia.com

RCE Deserialization Nemo Nvidia

7.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:06 vuln.today

CVE Published

Aug 13, 2025 - 18:15 nvd

HIGH 7.8

DescriptionNVD

NVIDIA NeMo Framework for all platforms contains a vulnerability where a user could cause a deserialization of untrusted data by remote code execution. A successful exploit of this vulnerability might lead to code execution and data tampering.

AnalysisAI

NVIDIA NeMo Framework for all platforms contains a vulnerability where a user could cause a deserialization of untrusted data by remote code execution. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. NVIDIA NeMo Framework for all platforms contains a vulnerability where a user could cause a deserialization of untrusted data by remote code execution. A successful exploit of this vulnerability might lead to code execution and data tampering. Affected products include: Nvidia Nemo.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.