CVE-2025-64209CWE-862broken-access-control

CVE-2025-64209

High · published December 18, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
26.3
In the wild
Unconfirmed
What it is

⚡ A sneaky missing authorization vulnerability in StylemixThemes Masterstudy lets users access features they shouldn't — like handing out VIP access cards without checking IDs! Think of this as a restaurant where anyone can enter the kitchen and grab the chef’s secret recipes, even if they just came in for a meal. That unrestricted access could lead to chaos if the wrong folks get their hands on sensitive functionality! An attacker could bypass access controls and gain unauthorized access to features meant only for certain users. This could allow them to manipulate data or perform actions that compromise the integrity of the application, leading to potential data breaches and significant repercussions for both users and the service provider.

Put simply

Think of this as a restaurant where anyone can enter the kitchen and grab the chef’s secret recipes, even if they just came in for a meal. That unrestricted access could lead to chaos if the wrong folks get their hands on sensitive functionality! This vulnerability arises from improper access controls within the Masterstudy theme, specifically allowing users to perform actions without the necessary authentication checks in place. The flaw affects versions prior to 4.8.122, meaning those running older iterations remain vulnerable.

What to do

An attacker could bypass access controls and gain unauthorized access to features meant only for certain users. This could allow them to manipulate data or perform actions that compromise the integrity of the application, leading to potential data breaches and significant repercussions for both users and the service provider. To secure your application, update to version 4.8.122 or later immediately. Additionally, review access control lists to ensure that they are properly configured to restrict access to sensitive functionalities. Regular audits can help catch similar issues in the future! You’ve got this! By patching up and tightening controls, you’ll keep your application safe and sound! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00341 · 26.3th percentile
Weakness
CWE-862 · Missing Authorization
Published
2025-12-18T13:16Z
References (1)
EPSS history
Timeline
  • 18 DEC 07:22Z
    WordPress Masterstudy theme < 4.8.122 - Broken Access Control vulnerability
    cvelistv5