CVE-2025-31784
📋 TL;DR
This CSRF vulnerability in the WordPress Embed Extended plugin allows attackers to trick authenticated administrators into performing unintended actions. It affects all WordPress sites using the plugin version 1.4.0 or earlier. The vulnerability could lead to unauthorized plugin settings changes or content manipulation.
💻 Affected Systems
- WordPress Embed Extended 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 change plugin settings to embed malicious content, modify site functionality, or potentially chain with other vulnerabilities for more severe attacks.
Likely Case
Attackers could modify plugin settings to display unwanted content or advertisements on the site, potentially affecting user experience and site reputation.
If Mitigated
With proper CSRF protections and user awareness, the risk is minimal as it requires authenticated admin sessions and user interaction.
🎯 Exploit Status
CSRF attacks typically require social engineering to trick authenticated users into clicking malicious links.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.4.1 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find 'Embed Extended' plugin
4. Click 'Update Now' if available
5. Alternatively, download version 1.4.1+ from WordPress repository and manually update
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate embed-extended
Add CSRF Protection Headers
linuxImplement additional CSRF protection at web server level
# Add to .htaccess for Apache:
Header set X-Frame-Options "SAMEORIGIN"
Header set Content-Security-Policy "frame-ancestors 'self'"
🧯 If You Can't Patch
- Implement strict SameSite cookie policies and CSRF tokens at application level
- Educate administrators about phishing risks and implement multi-factor authentication
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin > Plugins > Installed Plugins for 'Embed Extended' version 1.4.0 or earlierCheck Version:
wp plugin get embed-extended --field=versionVerify Fix Applied:
Verify plugin version is 1.4.1 or later in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual plugin setting changes from unexpected IPs
- Multiple failed CSRF token validations
Network Indicators:
- POST requests to plugin admin endpoints without proper referrer headers
- Suspicious iframe or form submissions
SIEM Query:
source="wordpress.log" AND ("embed-extended" OR "embed_extended") AND ("admin-ajax.php" OR "options.php") AND status=200