CVE-2025-66448CWE-94code-injection

CVE-2025-66448

High · published December 2, 2025

CVSS v3.1
7.1
EPSS
1%
Percentile
51.0
In the wild
Unconfirmed
What it is

🔥 An unsuspecting config file could let malicious code run on your server! Before version 0.11.1, vLLM's auto_map feature was a sneaky gateway for remote code execution. ⚡ Think of it like a seemingly innocent package that arrives with your regular mail — but inside is a ticking time bomb that activates once you open it. The config's auto_map entry functions like a forwarding address that leads straight to a dangerous package, all while appearing perfectly normal! An attacker could exploit this vulnerability to execute arbitrary Python code on your server without any warning — imagine them strolling in through the front door while you believe you're safe behind a locked gate. This leaves your environment open to data theft, system alteration, or even complete takeover, making it a serious risk!

Put simply

Think of it like a seemingly innocent package that arrives with your regular mail — but inside is a ticking time bomb that activates once you open it. The config's auto_map entry functions like a forwarding address that leads straight to a dangerous package, all while appearing perfectly normal! This vulnerability allows attackers to load and execute code from a remote repository via the auto_map entry in Nemotron_Nano_VL_Config, ignoring the trust_remote_code setting. Essentially, when a model config is loaded, it fetches and runs code from a potentially malicious source instead of the intended safe one!

What to do

An attacker could exploit this vulnerability to execute arbitrary Python code on your server without any warning — imagine them strolling in through the front door while you believe you're safe behind a locked gate. This leaves your environment open to data theft, system alteration, or even complete takeover, making it a serious risk! Upgrade to vLLM version 0.11.1 immediately to eliminate this risk. Additionally, review your configurations to ensure all auto_map entries point to trusted sources. It's wise to implement strict code review processes for any external dependencies as well. You've got this! Secure your setup now and keep your server safe from these unexpected surprises. 🛡️

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00660 · 51.0th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2025-12-02T04:15Z
Affected products (1)
ProductVersionsFixed in
vllm/vllm< 0.11.10.11.1
References (3)
EPSS history
Timeline
  • 01 DEC 22:45Z
    vLLM vulnerable to remote code execution via transformers_utils/get_config
    cvelistv5