CVE-2023-25035
📋 TL;DR
This CVE describes a missing authorization vulnerability in the Fullworks Quick Contact Form WordPress plugin that allows attackers to exploit incorrectly configured access control security levels. Attackers can perform actions that should require authentication without proper credentials. This affects all WordPress sites running Quick Contact Form versions up to 8.0.3.1.
💻 Affected Systems
- Fullworks Quick Contact Form WordPress Plugin
⚠️ 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.
- 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
Attackers could modify form settings, inject malicious content, or potentially access sensitive form submission data stored by the plugin.
Likely Case
Unauthorized users could modify contact form configurations, change form behavior, or inject malicious scripts into forms.
If Mitigated
With proper access controls, only authenticated administrators could modify form settings, limiting impact to configuration changes.
🎯 Exploit Status
The vulnerability is publicly documented with technical details available. Exploitation requires minimal technical skill.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 8.0.3.2 or later
Vendor Advisory: https://patchstack.com/database/wordpress/plugin/quick-contact-form/vulnerability/wordpress-quick-contact-form-plugin-8-0-3-1-broken-access-control
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Quick Contact Form. 4. Click 'Update Now' if available. 5. Alternatively, download version 8.0.3.2+ from WordPress repository and manually update.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate quick-contact-form
Restrict Access
allImplement web application firewall rules to block unauthorized access to plugin admin endpoints
🧯 If You Can't Patch
- Remove the Quick Contact Form plugin entirely and use alternative contact form solutions
- Implement strict network segmentation to isolate WordPress installation from sensitive systems
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Quick Contact Form → Version. If version is 8.0.3.1 or earlier, system is vulnerable.Check Version:
wp plugin get quick-contact-form --field=versionVerify Fix Applied:
Verify plugin version is 8.0.3.2 or later in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unauthorized POST requests to /wp-admin/admin-ajax.php with 'action' parameters related to quick-contact-form
- Multiple failed authentication attempts followed by successful plugin configuration changes
Network Indicators:
- Unusual traffic patterns to WordPress admin-ajax endpoints from unauthenticated sources
- HTTP requests containing 'quick-contact-form' action parameters without authentication cookies
SIEM Query:
source="wordpress.log" AND (uri_path="/wp-admin/admin-ajax.php" AND http_method="POST" AND (form_data CONTAINS "quick-contact-form" OR form_data CONTAINS "action=qcform_"))