CVE-2025-53420CWE-79cross-site-scripting

CVE-2025-53420

High · published October 22, 2025

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

⚡ A reflected XSS vulnerability in VibeThemes WPLMS could let attackers inject malicious scripts, making your site do some sneaky tricks! 🚨 Think of it like a restaurant where a waiter mixes up orders. Instead of your delicious meal, you're served a dish that someone else secretly added a nasty ingredient to — and you never even saw it coming! With this vulnerability, an attacker could execute scripts on users’ browsers, potentially stealing sensitive data, hijacking sessions, or redirecting to malicious sites. It's like leaving an open window for intruders to sneak in and wreak havoc without anyone noticing!

Put simply

Think of it like a restaurant where a waiter mixes up orders. Instead of your delicious meal, you're served a dish that someone else secretly added a nasty ingredient to — and you never even saw it coming! The issue stems from improper neutralization of input during web page generation, allowing attackers to reflect custom scripts in the response to a user's request. This means any unsuspecting visitor can unknowingly execute harmful code injected by the attacker.

What to do

With this vulnerability, an attacker could execute scripts on users’ browsers, potentially stealing sensitive data, hijacking sessions, or redirecting to malicious sites. It's like leaving an open window for intruders to sneak in and wreak havoc without anyone noticing! To keep your site safe, update WPLMS to version 1.9.9.9 or later immediately! Also, consider implementing input validation and content security policies to fortify against potential XSS attacks in the future. You've got this! By following these steps, you’ll fortify your defenses and keep your site secure. 🛡️

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
Affected products (1)
ProductVersionsFixed in
vibethemes/wordpress_learning_management_system≤ 1.9.9.8—
References (1)
EPSS history
Timeline
  • 22 OCT 14:32Z
    WordPress WPLMS plugin <= 1.9.9.8 - Cross Site Scripting (XSS) vulnerability
    cvelistv5