CVE-2026-14189 Overview
CVE-2026-14189 is a SQL injection vulnerability in the WPBot WordPress plugin versions prior to 8.5.2. The plugin fails to validate administrator-configured field identifiers before incorporating them into SQL queries. An authenticated user with administrator privileges can inject malicious SQL that executes when a site visitor triggers a search operation. The flaw is classified under [CWE-89] (Improper Neutralization of Special Elements used in an SQL Command).
Critical Impact
Administrators can inject arbitrary SQL that executes in the context of visitor-initiated searches, potentially exposing or modifying WordPress database contents.
Affected Products
- WPBot WordPress plugin versions before 8.5.2
- WordPress installations with WPBot plugin enabled
- Sites where the plugin's field identifier configuration is exposed to administrators
Discovery Timeline
- 2026-07-27 - CVE-2026-14189 published to NVD
- 2026-07-27 - Last updated in NVD database
Technical Details for CVE-2026-14189
Vulnerability Analysis
The WPBot plugin allows administrators to configure field identifiers through its settings interface. These identifiers are later interpolated into SQL queries executed during visitor search actions. The plugin does not validate or sanitize the configured values before including them in the query string.
Because the injection is stored in plugin configuration, exploitation is persistent. Every visitor search that references the malicious configuration triggers the injected SQL. The EPSS score of 0.158% reflects the requirement for administrator-level access, which limits realistic attacker scope.
Root Cause
The root cause is missing input validation on administrator-supplied field identifiers [CWE-89]. The plugin trusts these identifiers as safe metadata rather than treating them as untrusted input requiring parameterization or allow-list validation.
Attack Vector
An attacker with administrator credentials configures a field identifier containing SQL fragments. The payload remains dormant in plugin settings until a visitor performs a search. The visitor's request triggers the query, executing the injected SQL under the database context of the WordPress site. This creates a delayed-execution primitive that separates the injection point from the trigger point.
No synthetic exploit code is published for this issue. Refer to the WPScan Vulnerability Report for further technical detail.
Detection Methods for CVE-2026-14189
Indicators of Compromise
- Unexpected SQL syntax or metacharacters (quotes, UNION, SELECT, comment sequences) stored in WPBot field identifier configuration values
- Anomalous database query patterns originating from WPBot search endpoints in MySQL general or slow query logs
- Unexplained changes to WPBot plugin settings by administrator accounts
Detection Strategies
- Audit the wp_options table and WPBot-specific settings for field identifier values containing SQL keywords or special characters
- Review WordPress audit logs for administrator modifications to WPBot configuration entries
- Enable MySQL query logging on affected sites and inspect queries generated by visitor search requests for unexpected clauses
Monitoring Recommendations
- Alert on WPBot plugin configuration changes performed outside approved maintenance windows
- Correlate visitor search requests with backend database errors that indicate malformed injected SQL
- Track administrator session activity for account compromise that could enable persistent injection
How to Mitigate CVE-2026-14189
Immediate Actions Required
- Upgrade the WPBot WordPress plugin to version 8.5.2 or later on all affected sites
- Review current WPBot field identifier configuration for any values containing SQL syntax and reset them to safe defaults
- Audit administrator accounts and rotate credentials for any account showing unauthorized configuration changes
Patch Information
The vendor addressed the issue in WPBot version 8.5.2 by validating administrator-configured field identifiers before they are used in SQL queries. See the WPScan Vulnerability Report for advisory details.
Workarounds
- Restrict WordPress administrator access to a minimal, trusted set of users until the plugin is upgraded
- Temporarily disable the WPBot plugin on sites where the update cannot be applied immediately
- Deploy a web application firewall rule to block SQL metacharacters in requests to WPBot search endpoints
# Update the WPBot plugin using WP-CLI
wp plugin update wpbot --version=8.5.2
# Verify installed version
wp plugin get wpbot --field=version
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
