CVE-2025-66736

youlai-boot V2.21.1 is vulnerable to Incorrect Access Control

High · published December 22, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
23.6
In the wild
Unconfirmed
What it is

⚡ A sneaky lack of access control means regular users can import sensitive data without breaking a sweat! 📊 Think of it like a front desk at a hotel that lets anyone check in and access the VIP lounge without verifying their identity — anyone could waltz in and access private guest information! This vulnerability could allow malicious users to import unauthorized user data into the database, leading to a complete breach of sensitive information. Imagine having your entire guest list exposed to anyone who checks in without permission — absolutely devastating!

Put simply

Think of it like a front desk at a hotel that lets anyone check in and access the VIP lounge without verifying their identity — anyone could waltz in and access private guest information! The flaw exists in the importUsers function of the SysUserController.java, where it fails to check if the current user has the right permissions to import user data, enabling unauthorized access.

What to do

This vulnerability could allow malicious users to import unauthorized user data into the database, leading to a complete breach of sensitive information. Imagine having your entire guest list exposed to anyone who checks in without permission — absolutely devastating! To safeguard your application, patch to version 2.21.2 immediately to close this loophole. Additionally, ensure that robust permission checks are implemented in your access control mechanisms. You've got this! With these steps, you're well on your way to securing your system and protecting user data! 🛡️

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00319 · 23.6th percentile
Published
2025-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    youlai-boot V2.21.1 is vulnerable to Incorrect Access Control
    cvelistv5