CVE-2024-53720

7.1 HIGH

📋 TL;DR

This vulnerability in the WP-ISPConfig 3 WordPress plugin allows attackers to perform Cross-Site Request Forgery (CSRF) attacks that lead to Stored Cross-Site Scripting (XSS). Attackers can trick authenticated administrators into executing malicious actions, potentially injecting persistent scripts into the website. All WordPress sites using WP-ISPConfig 3 versions up to 1.5.6 are affected.

💻 Affected Systems

Products:
  • WP-ISPConfig 3 WordPress Plugin
Versions: All versions up to and including 1.5.6
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires plugin to be installed and activated; WordPress admin access needed for exploitation.

⚠️ 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.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete site takeover through admin account compromise, data theft, defacement, or malware distribution to visitors.

🟠

Likely Case

Unauthorized content modification, session hijacking of admin users, or credential theft via malicious scripts.

🟢

If Mitigated

Limited impact with proper CSRF tokens and XSS protections, though some functionality disruption possible.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Requires social engineering to trick authenticated admin into clicking malicious link; combines CSRF with XSS for persistent impact.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.5.6

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/wp-ispconfig3/vulnerability/wordpress-wp-ispconfig-3-plugin-1-5-6-csrf-to-stored-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find WP-ISPConfig 3 plugin. 4. Click 'Update Now' if update available. 5. If no update available, deactivate and remove plugin until patched version released.

🔧 Temporary Workarounds

Implement CSRF Protection

all

Add CSRF tokens to all plugin forms and validate them server-side.

Enable WordPress Security Plugins

all

Use security plugins like Wordfence or Sucuri that include CSRF and XSS protection.

🧯 If You Can't Patch

  • Disable or remove the WP-ISPConfig 3 plugin immediately.
  • Restrict admin panel access to trusted IP addresses only using .htaccess or firewall rules.

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for WP-ISPConfig 3 version number.

Check Version:

wp plugin list --name=wp-ispconfig3 --field=version

Verify Fix Applied:

Verify plugin version is higher than 1.5.6 after update; test admin forms for CSRF token implementation.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to wp-admin/admin-ajax.php or plugin-specific endpoints
  • Multiple failed CSRF token validations in WordPress debug logs

Network Indicators:

  • Unexpected outbound connections from WordPress server after admin actions
  • Suspicious referrer headers in HTTP requests

SIEM Query:

source="wordpress.log" AND ("csrf" OR "wp-ispconfig3") AND status=403

🔗 References

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