CVE-2025-39489CWE-266

WordPress CouponXL theme <= 4.5.0 - Privilege Escalation Vulnerability

Critical · published May 23, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
43.0
In the wild
Unconfirmed
What it is

🔥 A surprising privilege escalation flaw lurks in CouponXL, allowing attackers to gain unauthorized access — as if a guest at a party suddenly found the master key to every locked room! Think of it like having access to a VIP room at an event without the proper credentials. You might start mingling with the most important guests, gaining insider info and control over things that were never meant for you to touch. An attacker could exploit this vulnerability to elevate their access rights, potentially accessing sensitive information or making unauthorized changes within the application. This could lead to data breaches or significant disruption of services, making the impact absolutely devastating for businesses relying on CouponXL!

Put simply

Think of it like having access to a VIP room at an event without the proper credentials. You might start mingling with the most important guests, gaining insider info and control over things that were never meant for you to touch. The incorrect privilege assignment vulnerability in CouponXL allows users to gain elevated privileges, even if they should only have basic access. This flaw affects all versions from 'n/a' up to and including 4.5.0, leaving a significant window for exploitation.

What to do

An attacker could exploit this vulnerability to elevate their access rights, potentially accessing sensitive information or making unauthorized changes within the application. This could lead to data breaches or significant disruption of services, making the impact absolutely devastating for businesses relying on CouponXL! Immediate action is crucial! Update CouponXL to the latest fixed version to close this vulnerability, and conduct a thorough review of user permissions to mitigate any unauthorized access. Ensure your security protocols are robust to avoid similar issues in the future. You've got this! Follow these steps, and you'll be safeguarding your CouponXL setup in no time! 🛡️

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
0.00516 · 43.0th percentile
Weakness
CWE-266 · Incorrect Privilege Assignment
Published
2025-05-23T12:43Z
EPSS history
Timeline
  • 23 MAY 12:43Z
    WordPress CouponXL theme <= 4.5.0 - Privilege Escalation Vulnerability
    cvelistv5