CVE-2024-33681
📋 TL;DR
This CVE describes a Cross-Site Request Forgery (CSRF) vulnerability in the WordPress 'Regenerate post permalink' plugin that can lead to Cross-Site Scripting (XSS). Attackers can trick authenticated administrators into performing unintended actions, potentially injecting malicious scripts. WordPress sites using vulnerable versions of this plugin are affected.
💻 Affected Systems
- WordPress Regenerate post permalink 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
An attacker could inject persistent XSS payloads that execute in administrators' browsers, potentially leading to site takeover, data theft, or malware distribution to visitors.
Likely Case
Attackers create fake requests that administrators unknowingly execute, allowing injection of malicious scripts that could deface the site or steal session cookies.
If Mitigated
With proper CSRF protections and content security policies, the impact is limited to unsuccessful attack attempts.
🎯 Exploit Status
CSRF attacks are well-understood and easy to weaponize. Requires social engineering to trick authenticated users.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.4 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Regenerate post permalink' and update to version 1.0.4 or later. 4. If update not available, deactivate and delete the plugin.
🔧 Temporary Workarounds
Implement CSRF tokens manually
allAdd nonce verification to plugin forms and requests
Edit plugin PHP files to add wp_nonce_field() and wp_verify_nonce() calls
Content Security Policy
allImplement CSP headers to mitigate XSS impact
Add 'Content-Security-Policy' header via .htaccess or web server config
🧯 If You Can't Patch
- Deactivate and remove the vulnerable plugin immediately
- Implement web application firewall rules to block CSRF attempts
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Installed Plugins for 'Regenerate post permalink' version 1.0.3 or earlierCheck Version:
wp plugin list --name='regenerate-post-permalinks' --field=versionVerify Fix Applied:
Confirm plugin version is 1.0.4 or later in WordPress admin plugins page📡 Detection & Monitoring
Log Indicators:
- Multiple failed admin actions from same IP
- Unusual POST requests to wp-admin/admin-ajax.php
Network Indicators:
- Requests with missing or invalid nonce parameters
- Cross-origin requests to admin endpoints
SIEM Query:
source="wordpress.log" AND ("admin-ajax.php" OR "wp-admin") AND ("action=regenerate_permalink" OR "plugin=regenerate-post-permalinks")🔗 References
- https://patchstack.com/database/vulnerability/regenerate-post-permalinks/wordpress-regenerate-post-permalink-plugin-1-0-3-cross-site-request-forgery-csrf-vulnerability?_s_id=cve
- https://patchstack.com/database/vulnerability/regenerate-post-permalinks/wordpress-regenerate-post-permalink-plugin-1-0-3-cross-site-request-forgery-csrf-vulnerability?_s_id=cve
