CVE-2025-53423CWE-79cross-site-scripting

CVE-2025-53423

High · published October 22, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
15.4
In the wild
Unconfirmed
What it is

⚡ A sneaky cross-site scripting vulnerability lies within DesignThemes Triss, affecting versions up to 2.6! Just one unvalidated input could let an attacker inject malicious scripts into your web pages. 🚨 Think of it like a restaurant where anyone can send a fancy dish order without the kitchen checking the recipe. If the chef accepts a rogue order, they might end up serving a dish that messes with diners' experience! This vulnerability could allow an attacker to craft a URL that executes harmful scripts in the context of a user's browser. Imagine a diner unknowingly eating a dish that makes them sick — users could be tricked into revealing sensitive information or even performing unwanted actions on your site!

Put simply

Think of it like a restaurant where anyone can send a fancy dish order without the kitchen checking the recipe. If the chef accepts a rogue order, they might end up serving a dish that messes with diners' experience! The reflected XSS vulnerability occurs due to improper neutralization of user input during web page generation, allowing an attacker to inject malicious JavaScript that runs in the user's browser.

What to do

This vulnerability could allow an attacker to craft a URL that executes harmful scripts in the context of a user's browser. Imagine a diner unknowingly eating a dish that makes them sick — users could be tricked into revealing sensitive information or even performing unwanted actions on your site! To secure your site, update DesignThemes Triss to the latest version beyond 2.6. Additionally, implement input validation and output encoding to ensure malicious scripts can’t infiltrate your web pages. 🛡️ This is fixable! Update those components and keep your users safe. You've got this! ✨

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
0.00250 · 15.4th 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 Triss theme <= 2.6 - Cross Site Scripting (XSS) vulnerability
    cvelistv5