CVE-2024-11452
📋 TL;DR
The Chamber Dashboard Business Directory WordPress plugin has a stored XSS vulnerability that allows authenticated attackers with contributor-level access or higher to inject malicious scripts into website pages. These scripts execute whenever users visit the compromised pages, potentially stealing credentials or performing unauthorized actions. All WordPress sites using this plugin up to version 3.3.8 are affected.
💻 Affected Systems
- Chamber Dashboard Business Directory 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 steal administrator credentials, deface websites, redirect users to malicious sites, or install backdoors for persistent access.
Likely Case
Attackers with contributor accounts inject malicious scripts to steal user session cookies or credentials, potentially escalating privileges.
If Mitigated
With proper user access controls and content security policies, impact is limited to isolated script execution without data exfiltration.
🎯 Exploit Status
Exploitation requires authenticated access but is technically simple once attacker has contributor-level credentials.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 3.3.9 or later
Vendor Advisory: https://plugins.trac.wordpress.org/changeset/3222548/
Restart Required: No
Instructions:
1. Log into WordPress admin panel
2. Navigate to Plugins → Installed Plugins
3. Find 'Chamber Dashboard Business Directory'
4. Click 'Update Now' if available
5. If no update appears, manually download version 3.3.9+ from WordPress.org
6. Deactivate, delete old version, upload and activate new version
🔧 Temporary Workarounds
Disable vulnerable shortcode
allRemove or disable the 'business_categories' shortcode functionality
Edit WordPress theme files to remove [business_categories] shortcode usage
Implement Content Security Policy
allAdd CSP headers to prevent script execution from unauthorized sources
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Or use WordPress security plugins to implement CSP
🧯 If You Can't Patch
- Restrict user roles: Remove contributor-level access from untrusted users
- Implement web application firewall with XSS protection rules
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for 'Chamber Dashboard Business Directory' version 3.3.8 or lowerCheck Version:
wp plugin list --name='chamber-dashboard-business-directory' --field=versionVerify Fix Applied:
Confirm plugin version is 3.3.9 or higher in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to WordPress admin-ajax.php with business_categories parameters
- Multiple failed login attempts followed by successful contributor-level login
Network Indicators:
- Outbound connections to suspicious domains from WordPress server
- Unusual JavaScript payloads in HTTP responses
SIEM Query:
source="wordpress.log" AND ("business_categories" OR "bus_cat_shortcode") AND ("script" OR "javascript" OR "onclick")