CVE-2025-22351 – This SQL injection vulnerability in the Contact... (How to Fix)

📋 TL;DR

This SQL injection vulnerability in the Contact Form 7 Database – CFDB7 WordPress plugin allows attackers to execute arbitrary SQL commands through the contact form. All WordPress sites using vulnerable versions of this plugin are affected, potentially exposing database contents.

💻 Affected Systems

Products:

Contact Form 7 Database – CFDB7 WordPress Plugin

Versions: All versions up to and including 1.0.0

Operating Systems: Any OS running WordPress

Default Config Vulnerable: ⚠️ Yes

Notes: Requires the plugin to be installed and active with a contact form in use.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:

Review the CVE details at NVD
Check vendor security advisories for your specific version
Test if the vulnerability is exploitable in your environment
Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including sensitive user data, admin credentials, and potential remote code execution via database functions.

🟠

Likely Case

Data exfiltration of form submissions, user information, and potentially WordPress configuration data.

🟢

If Mitigated

Limited impact with proper input validation and database permissions restricting damage to the plugin's own tables.

🌐 Internet-Facing: HIGH

🏢 Internal Only: LOW

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ✅ No

Complexity: MEDIUM

Exploitation requires submitting specially crafted data through contact forms. No authentication bypass needed for form submission.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.0.0

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/advanced-cf7-database/vulnerability/wordpress-contact-form-7-database-cfdb7-plugin-1-0-0-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins → Installed Plugins
3. Find 'Contact Form 7 Database – CFDB7'
4. Click 'Update Now' if available
5. If no update available, deactivate and remove the plugin

🔧 Temporary Workarounds

Disable Plugin

WordPress

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate contact-form-7-database

🧯 If You Can't Patch

Implement WAF rules to block SQL injection patterns in form submissions
Restrict database user permissions to prevent data modification

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for 'Contact Form 7 Database – CFDB7' version 1.0.0 or earlier

Check Version:

wp plugin get contact-form-7-database --field=version

Verify Fix Applied:

Verify plugin version is greater than 1.0.0 or plugin is removed

📡 Detection & Monitoring

Log Indicators:

Unusual SQL errors in WordPress debug logs
Multiple failed form submissions with SQL syntax

Network Indicators:

HTTP POST requests to contact forms containing SQL keywords

SIEM Query:

source="wordpress.log" AND "SQL syntax" AND "contact-form-7"

📊 Metadata

CVE ID: CVE-2025-22351

CVSS v3 Score: 7.6 (HIGH)

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

CWE: CWE-89

EPSS Score: 0.12% exploit probability (31th percentile)

Published: January 7, 2025

Last Updated: January 7, 2025

🔗 References

https://patchstack.com/database/wordpress/plugin/advanced-cf7-database/vulnerability/wordpress-contact-form-7-database-cfdb7-plugin-1-0-0-sql-injection-vulnerability?_s_id=cve

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🔗 Related Vulnerabilities

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