0.0
NA
CVE-2026-88846
MasterStudy LMS 2.3.0 - < 3.7.50 - Unauthenticated Account Creation with Registration Disabled
Description

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not check whether user registration is enabled on the site before creating an account through one of its front-end registration flows, allowing unauthenticated users to create accounts, and be logged into them, on sites where registration has been deliberately disabled.

INFO

Published Date :

Sept. 24, 2026, 6:17 a.m.

Last Modified :

Sept. 24, 2026, 6:17 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-88846 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Stylemixthemes masterstudy_lms
Solution
Update the MasterStudy LMS WordPress Plugin to version 3.7.50 or later to address account creation issues.
  • Update the MasterStudy LMS WordPress Plugin to version 3.7.50 or later.
  • Verify that user registration is properly configured on the site.
  • Review site settings to ensure registration is enabled only when intended.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-88846.

URL Resource
https://wpscan.com/vulnerability/57b0dd3f-bd83-4fb7-b98d-c999026910cd/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-88846 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-88846 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-88846 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-88846 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 24, 2026

    Action Type Old Value New Value
    Added Description The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not check whether user registration is enabled on the site before creating an account through one of its front-end registration flows, allowing unauthenticated users to create accounts, and be logged into them, on sites where registration has been deliberately disabled.
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/88xxx/CVE-2026-88846.json">CVE-2026-88846</a>
    Added Reference https://wpscan.com/vulnerability/57b0dd3f-bd83-4fb7-b98d-c999026910cd/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.