CVE-2025-33213CWE-502insecure-deserialization

CVE-2025-33213

High · published December 9, 2025

CVSS v3.1
8.8
EPSS
1%
Percentile
50.9
In the wild
Unconfirmed
What it is

⚡ A sneaky deserialization vulnerability in NVIDIA Merlin Transformers4Rec could open the door to chaos! 🎉 Think of the Trainer component as a recipe book; if someone swaps out ingredients without looking, you could end up with a dish that's both unappetizing and potentially hazardous! 🍽️ If this vulnerability is exploited, an attacker could execute arbitrary code, causing a denial of service, leaking sensitive information, or even tampering with your data. In a world where trust is key, this could lead to catastrophic consequences for your applications! 🚨

Put simply

Think of the Trainer component as a recipe book; if someone swaps out ingredients without looking, you could end up with a dish that's both unappetizing and potentially hazardous! 🍽️ This vulnerability arises from improper handling of deserialization in the Trainer component, allowing attackers to manipulate data structures and execute malicious code.

What to do

If this vulnerability is exploited, an attacker could execute arbitrary code, causing a denial of service, leaking sensitive information, or even tampering with your data. In a world where trust is key, this could lead to catastrophic consequences for your applications! 🚨 To mitigate this risk, update NVIDIA Merlin Transformers4Rec to the latest version as soon as possible. Additionally, consider implementing strict input validation to prevent malicious data from being processed. Regular audits can help ensure that your security posture remains robust. You've got this! With a few quick actions, you can lock down your system and keep those sneaky attacks at bay! 🛡️

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00658 · 50.9th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-12-09T23:15Z
References (3)
EPSS history
Timeline
  • 09 DEC 17:48Z
    NVIDIA Merlin Transformers4Rec for Linux contains a vulnerability in the Trainer component, where a user could cause a deserialization issue
    cvelistv5