CVE-2026-89195: Site Setup Wizard <= 1.5.8 - Unauthenticated SQLi via ssw_check_admin_email_exists
Published Oct 11, 2026
·Updated
The Site Setup Wizard WordPress plugin through 1.5.8 does not properly sanitise and escape a parameter before using it in a SQL statement, which allows unauthenticated attackers to perform SQL injection attacks and read data from the database.
Affected Software
1 affected component
Site Setup Wizard Site Setup Wizard<=1.5.8
Event History
Oct 11, 2026
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
DescriptionWeakness
Data Sourced
via NVD·07:17 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Who can exploit this issue?
The issue can be exploited by unauthenticated attackers; no WordPress account or prior authentication is required.
2
What is the likely impact of successful exploitation?
An attacker can perform SQL injection and read data from the WordPress database.
3
Which plugin versions are affected?
Site Setup Wizard versions through 1.5.8 are affected.