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Vulnerability record · CVE-2021-24527 · published 16 August 2021

CVE-2021-24527: Cozmoslabs profile builder improper authentication vulnerability

Cozmoslabs · Profile Builder

The User Registration & User Profile – Profile Builder WordPress plugin before 3.4.9 has a bug allowing any user to reset the password of the admin of the blog, and gain unauthorised access, due to a bypass in the way the reset key is checked. Furthermore, the admin will not be notified of such change by email for example.

9.8 CVSS 3.1 Critical EPSS 7.6% · top 5.6% CWE-287 · Improper authentication
9.8CVSS 3.1 base score, v2 10.0
7.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The User Registration & User Profile – Profile Builder WordPress plugin before 3.4.9 has a bug allowing any user to reset the password of the admin of the blog, and gain unauthorised access, due to a bypass in the way the reset key is checked. Furthermore, the admin will not be notified of such change by email for example.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/c142e738-bc4b-4058-a03e-1be6fca47207 ExploitThird Party Advisory
https://wpscan.com/vulnerability/c142e738-bc4b-4058-a03e-1be6fca47207 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-6695Cozmoslabs profile builder incorrect authorization vulnerabilityit's possible for an attacker to gain administrative access without having any kind of account on the targeted site and perform unauthorized actions.…EPSS 0.80%9.1CVE-2024-6366Cozmoslabs profile builder unrestricted file upload vulnerabilityThe User Profile Builder WordPress plugin before 3.11.8 does not have proper authorisation, allowing unauthenticated users to upload media files via …EPSS 29%8.8CVE-2024-22140Cozmoslabs profile builder cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) vulnerability in Cozmoslabs Profile Builder Pro.This issue affects Profile Builder Pro: from n/a through 3.10.0.EPSS 0.26%8.8CVE-2023-47669Cozmoslabs profile builder cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) vulnerability in Cozmoslabs User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Edi…EPSS 0.25%8.1CVE-2023-2297Cozmoslabs profile builder improper authentication vulnerabilityThe Profile Builder – User Profile & User Registration Forms plugin for WordPress is vulnerable to unauthorized password resets in versions up to, an…EPSS 0.99%7.5CVE-2024-0324Cozmoslabs profile builder improper access control vulnerabilityThe User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor plugin for WordPress is vulnerable to unauthorized mod…EPSS 2.4%7.5CVE-2024-22141Cozmoslabs profile builder information exposure vulnerabilityExposure of Sensitive Information to an Unauthorized Actor vulnerability in Cozmoslabs Profile Builder Pro.This issue affects Profile Builder Pro: fr…EPSS 0.49%7.5CVE-2015-9337Cozmoslabs profile builder improper access control vulnerabilityThe profile-builder plugin before 2.1.4 for WordPress has no access control for activating or deactivating addons via AJAX.EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2021-24527), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.