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CVE-2025-33245VulnerabilityPublished Updated

CVE-2025-33245: NVIDIA NeMo Framework · Deserialization of Untrusted Data

Affects NVIDIA NeMo FrameworkSource CVE Database V5

0

Not known to be exploited · CVSS 8.0 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
8.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
NVIDIANeMo FrameworkAffected
  • =All versions prior to 2.6.1
Fixed in–

AI-suggested

To mitigate CVE-2025-33245, organizations should immediately upgrade the NVIDIA NeMo Framework to version 2.6.1 or later, where the vulnerability is patched. Beyond patching, implement strict input validation and sanitization to prevent processing of untrusted serialized data. Employ network segmentation and isolate AI development and deployment environments to limit exposure. Use application-level firewalls or runtime application self-protection (RASP) solutions to detect and block suspicious deserialization attempts. Monitor logs and network traffic for anomalous activity related to NeMo processes. Enforce the principle of least privilege for users and services interacting with the framework to reduce the impact of potential exploitation. Conduct regular security assessments and penetration testing focused on AI infrastructure. Finally, educate developers and administrators about secure coding practices related to serialization and deserialization to prevent similar vulnerabilities.

Description

NVIDIA NeMo Framework contains a vulnerability where malicious data could cause remote code execution. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, information disclosure, and data tampering.

References

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