CVE-2025-46478
📋 TL;DR
This stored Cross-Site Scripting (XSS) vulnerability in the metaloha Dropdown Content WordPress plugin allows attackers to inject malicious scripts that execute when users view affected pages. All WordPress sites using vulnerable versions of this plugin are affected. The vulnerability enables session hijacking, credential theft, and website defacement.
💻 Affected Systems
- metaloha Dropdown Content 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 steal administrator credentials, take over the WordPress site, install backdoors, and compromise all user data.
Likely Case
Attackers hijack user sessions, steal cookies, redirect users to malicious sites, or deface website content.
If Mitigated
With proper input validation and output encoding, malicious scripts are neutralized before execution.
🎯 Exploit Status
Stored XSS vulnerabilities are commonly exploited. While no public PoC is confirmed, exploitation is straightforward for attackers with plugin knowledge.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.3 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Dropdown Content' plugin. 4. Click 'Update Now' if update available. 5. If no update appears, manually download version 1.0.3+ from WordPress repository. 6. Deactivate old version. 7. Upload and activate new version.
🔧 Temporary Workarounds
Temporary Plugin Deactivation
allDisable the vulnerable plugin until patched version is available
wp plugin deactivate dropdown-content
Input Sanitization Filter
allAdd custom filter to sanitize plugin output
Add to theme functions.php: add_filter('dropdown_content_output', 'esc_html');
🧯 If You Can't Patch
- Remove the Dropdown Content plugin completely and use alternative functionality
- Implement strict Content Security Policy (CSP) headers to mitigate XSS impact
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin > Plugins > Installed Plugins for 'Dropdown Content' version 1.0.2 or earlierCheck Version:
wp plugin get dropdown-content --field=versionVerify Fix Applied:
Confirm plugin version is 1.0.3 or later in WordPress admin plugins list📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to dropdown-content endpoints
- Suspicious script tags in form submissions
- Multiple failed login attempts after plugin usage
Network Indicators:
- Malicious script payloads in HTTP requests
- Unexpected redirects from dropdown content pages
SIEM Query:
source="wordpress.log" AND "dropdown-content" AND ("script" OR "javascript:" OR "onerror=" OR "onload=")