CVE-2026-66478 CRITICAL

CVE-2026-66478: WordPress Church Admin plugin <= 5.1.1 - SQL Injection vulnerability

Vendor Andy_Moyle
Product Church Admin
Weakness CWE-89 · SQLi
Published August 13, 2026
Last update August 13, 2026
View on NVD All CVEs

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Unauthenticated SQL Injection in Church Admin <= 5.1.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Church Admin through version 5.1.1 contains a SQL injection vulnerability in its database query handling. An attacker can craft malicious input to extract sensitive data from the site's database, including user credentials and configuration details. The vulnerability requires no authentication and can be exploited remotely. Sites running affected versions should update immediately.

What an attacker can do

03Attacker Capabilities

Extract sensitive data from the site database, including user credentials and private information.

Potential impact on your site

04Site Impact

Attackers can read private user data, credentials, and site configuration without logging in.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

August 13, 2026 CVE published
August 13, 2026 Record updated