CVE-2025-49947CWE-79cross-site-scripting

CVE-2025-49947

High · published October 22, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
19.2
In the wild
Unconfirmed
What it is

⚡ A simple user input could unleash a world of trouble! The Extendons WooCommerce Registration Fields Plugin is playing host to a reflected XSS vulnerability that affects versions up to 3.2.3. Think of it like a restaurant that allows customers to write their own orders without checking the kitchen’s ingredients—imagine if someone sneaked in a few unwanted surprises that could cause chaos behind the scenes! An attacker could craft a malicious URL that, when visited, executes their scripts in the context of any user who clicks it. This means they could steal sensitive information or manipulate user sessions, leaving your site vulnerable to severe attacks. It’s a recipe for disaster, and we definitely don’t want that!

Put simply

Think of it like a restaurant that allows customers to write their own orders without checking the kitchen’s ingredients—imagine if someone sneaked in a few unwanted surprises that could cause chaos behind the scenes! This reflected XSS vulnerability allows attackers to inject malicious scripts into web pages, which are then executed when users visit the manipulated URL. The lack of proper input sanitization in the registration fields is the culprit here.

What to do

An attacker could craft a malicious URL that, when visited, executes their scripts in the context of any user who clicks it. This means they could steal sensitive information or manipulate user sessions, leaving your site vulnerable to severe attacks. It’s a recipe for disaster, and we definitely don’t want that! Update the WooCommerce Registration Fields Plugin to version 3.2.4 or higher immediately to close this security gap. Additionally, ensure that input validation and sanitization are implemented thoroughly throughout your site to prevent future vulnerabilities. You've got this! Taking these steps will help keep your site safe and sound! 🛡️

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00279 · 19.2th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-10-22T19:15Z
References (1)
EPSS history
Timeline
  • 22 OCT 14:32Z
    WordPress WooCommerce Registration Fields Plugin - Custom Signup Fields plugin <= 3.2.3 - Cross Site Scripting (XSS) vulnerability
    cvelistv5