CVE-2025-7642CWE-288

Simpler Checkout 0.7.0 - 1.1.9 - Authentication Bypass

Critical · published August 23, 2025

CVSS v3.1
9.8
EPSS
0%
Percentile
41.1
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can log in as an admin just by knowing an order ID! This is like letting someone sneak into the VIP area of a concert just because they can name a few band songs! 🔥 Think of it like a restaurant where anyone could walk in and claim to be a VIP just by knowing a reservation name. The staff doesn't check if they truly belong there, leading to chaos in the kitchen and potentially disastrous outcomes for the guests! This critical vulnerability allows attackers to gain admin access without any authentication, meaning they can alter settings, view sensitive data, or even remove crucial site functionality. Imagine an intruder changing your restaurant menu or shutting down the kitchen entirely—utterly devastating!

Put simply

Think of it like a restaurant where anyone could walk in and claim to be a VIP just by knowing a reservation name. The staff doesn't check if they truly belong there, leading to chaos in the kitchen and potentially disastrous outcomes for the guests! The Authentication Bypass flaw in the Simpler Checkout plugin exists because it fails to properly verify a user's identity before logging them in as an admin when a new order is created, enabling unauthenticated users to hijack accounts based on order IDs.

What to do

This critical vulnerability allows attackers to gain admin access without any authentication, meaning they can alter settings, view sensitive data, or even remove crucial site functionality. Imagine an intruder changing your restaurant menu or shutting down the kitchen entirely—utterly devastating! Immediate patching is essential—update the Simpler Checkout plugin to version 1.1.10 or later to close this vulnerability. Additionally, review your user access logs and set up stricter authentication checks to ensure no unauthorized access happens again. You've got this! By following these steps, you’ll secure your site and keep those sneaky attackers at bay! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00488 · 41.1th percentile
Weakness
CWE-288 · Authentication Bypass Using an Alternate Path or Channel
Published
2025-08-23T04:25Z
EPSS history
Timeline
  • 23 AUG 04:25Z
    Simpler Checkout 0.7.0 - 1.1.9 - Authentication Bypass
    cvelistv5