CVE-2025-46242 Overview
CVE-2025-46242 is a SQL injection vulnerability in the Bob Watu Quiz WordPress plugin developed by Kibokolabs. The flaw affects all versions of Watu Quiz up to and including 3.4.3. It stems from improper neutralization of special elements used in an SQL command [CWE-89]. An authenticated attacker with high privileges can inject arbitrary SQL statements through affected plugin parameters. Successful exploitation exposes sensitive database contents, including quiz data, user records, and WordPress configuration values stored in the backend database.
Critical Impact
Authenticated attackers with high privileges can execute arbitrary SQL queries against the WordPress database, leading to full confidentiality loss of stored data.
Affected Products
- Kibokolabs Watu Quiz WordPress plugin, all versions through 3.4.3
- WordPress sites running the vulnerable watu plugin
- Sites where high-privilege accounts are shared or reachable by untrusted users
Discovery Timeline
- 2025-04-22 - CVE-2025-46242 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2025-46242
Vulnerability Analysis
The vulnerability is a classic SQL injection flaw in the Watu Quiz plugin. User-controllable input reaches a database query without proper sanitization or parameterization. An attacker who submits crafted input can alter the structure of the SQL statement executed by the plugin. The result is unauthorized read access to the WordPress database.
Exploitation requires authentication with high privileges and network access to the WordPress site. No user interaction is needed to trigger the flaw. The impact is limited to confidentiality; integrity and availability of the database are not directly affected according to the published CVSS metrics.
Root Cause
The root cause is improper neutralization of special elements within SQL commands [CWE-89]. The plugin concatenates user-supplied values into SQL queries instead of using prepared statements or the WordPress $wpdb->prepare() API. Special characters such as single quotes, semicolons, and SQL keywords pass through unchecked and modify query semantics.
Attack Vector
Exploitation occurs remotely over the network against the WordPress admin surface exposed by the Watu Quiz plugin. An authenticated attacker submits crafted parameters to a vulnerable endpoint. The malicious payload is appended to the underlying SQL query and executed by the database engine. Because the required privilege level is high, exploitation typically requires a compromised administrator or editor account.
Refer to the Patchstack Watu Quiz SQL Injection Vulnerability advisory for additional technical detail.
Detection Methods for CVE-2025-46242
Indicators of Compromise
- Unexpected SQL syntax such as UNION SELECT, SLEEP(, or INFORMATION_SCHEMA in WordPress access logs targeting watu plugin endpoints.
- Database error messages logged by WordPress or MySQL originating from Watu Quiz request handlers.
- Anomalous outbound data volume from the web server following authenticated requests to plugin URLs containing watu path segments.
Detection Strategies
- Enable WordPress debug logging and inspect PHP or database errors tied to the watu plugin.
- Deploy web application firewall rules that detect SQL metacharacters in POST parameters submitted to wp-admin endpoints of the Watu Quiz plugin.
- Monitor administrator and editor session activity for unusual query patterns or repeated failed database operations.
Monitoring Recommendations
- Ingest WordPress, PHP, and MySQL logs into a centralized log platform for correlation and alerting.
- Alert on privileged account logins from new IP addresses or geographies before database query anomalies.
- Track plugin file integrity and version numbers to confirm patched state across the estate.
How to Mitigate CVE-2025-46242
Immediate Actions Required
- Update the Watu Quiz plugin to a version later than 3.4.3 once the vendor publishes a fix.
- Audit WordPress administrator and editor accounts and revoke unused high-privilege access.
- Rotate credentials and database secrets if compromise of a privileged account is suspected.
Patch Information
At the time of NVD publication, the advisory identifies affected versions as n/a through <= 3.4.3 without a fixed release confirmed in the NVD entry. Consult the Patchstack advisory for updated patch availability from Kibokolabs.
Workarounds
- Disable and remove the Watu Quiz plugin until a patched version is available.
- Restrict WordPress administrative access using network controls, VPN, or IP allow-listing.
- Enforce multi-factor authentication for all accounts with manage_options or higher privileges to reduce the risk of a privileged compromise.
# Configuration example: temporarily deactivate the plugin via WP-CLI
wp plugin deactivate watu
wp plugin delete watu
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
