CVE-2024-53810CWE-862

WordPress Simple User Registration plugin <= 5.5 - Broken Access Control on User Deletion vulnerability

Critical · published December 6, 2024

CVSS v3.1
9.1
EPSS
0%
Percentile
38.9
In the wild
Unconfirmed
What it is

🚨 A missing authorization vulnerability in N-Media's Simple User Registration plugin could let any authorized user wield powers they shouldn't! 🔥 Think of it like a hotel with a broken keycard system—any guest can walk into any room, no questions asked, because the system never verifies what card opens what door. This flaw allows users to access functionality that's not properly constrained by the Access Control Lists (ACLs). This vulnerability is absolutely devastating! An attacker could potentially access and manipulate user registration processes, impacting sensitive user data and altering permissions without anyone noticing. If left unchecked, it could lead to unauthorized access to critical functions, leaving your site vulnerable to exploitation.

Put simply

Think of it like a hotel with a broken keycard system—any guest can walk into any room, no questions asked, because the system never verifies what card opens what door. This flaw allows users to access functionality that's not properly constrained by the Access Control Lists (ACLs). The vulnerability arises from improperly set access controls within the wp-registration functionality, allowing users to exploit these weaknesses and perform actions beyond their permission level.

What to do

This vulnerability is absolutely devastating! An attacker could potentially access and manipulate user registration processes, impacting sensitive user data and altering permissions without anyone noticing. If left unchecked, it could lead to unauthorized access to critical functions, leaving your site vulnerable to exploitation. Immediate action is crucial! Update the Simple User Registration plugin to version 5.5.1 or later to patch this vulnerability. Additionally, conduct a thorough review of your access control policies to ensure proper constraints are in place. You've got this! Fixing this vulnerability will help safeguard your site and users. 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00460 · 38.9th percentile
Weakness
CWE-862 · Missing Authorization
Published
2024-12-06T13:07Z
EPSS history
Timeline
  • 06 DEC 13:07Z
    WordPress Simple User Registration plugin <= 5.5 - Broken Access Control on User Deletion vulnerability
    cvelistv5