CVE-2024-11297

5.3 MEDIUM

📋 TL;DR

The Page Restriction WordPress plugin (versions up to 1.3.6) allows unauthenticated attackers to access sensitive content from posts/pages restricted to administrators via WordPress core search. This affects all WordPress sites using the vulnerable plugin version.

💻 Affected Systems

Products:
  • Page Restriction WordPress – Protect WP Pages/Post plugin
Versions: All versions up to and including 1.3.6
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress core search functionality to be enabled and the plugin to be active.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers extract administrator-only content including credentials, internal communications, or sensitive business data, leading to privilege escalation or data breaches.

🟠

Likely Case

Unauthenticated users discover restricted content through search results, exposing confidential information intended for administrators only.

🟢

If Mitigated

With proper access controls and monitoring, exposure is limited to non-critical information with quick detection of unauthorized access attempts.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploitation requires only standard WordPress search functionality; no special tools needed.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.3.7 or later

Vendor Advisory: https://wordpress.org/plugins/page-and-post-restriction/

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Page Restriction' plugin. 4. Click 'Update Now' if available. 5. Alternatively, download version 1.3.7+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable WordPress Search

all

Temporarily disable WordPress core search functionality to prevent exploitation.

Add 'add_action('init', function() { remove_action('wp_head', 'wp_oembed_add_discovery_links'); });' to theme functions.php or use search disable plugin

Deactivate Vulnerable Plugin

linux

Temporarily deactivate the Page Restriction plugin until patched.

wp plugin deactivate page-and-post-restriction

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block suspicious search queries targeting restricted content.
  • Monitor WordPress search logs for unusual patterns and restrict search functionality to authenticated users only.

🔍 How to Verify

Check if Vulnerable:

Check plugin version in WordPress admin under Plugins > Installed Plugins. If version is 1.3.6 or lower, the site is vulnerable.

Check Version:

wp plugin get page-and-post-restriction --field=version

Verify Fix Applied:

Confirm plugin version is 1.3.7 or higher. Test search functionality with unauthenticated user to ensure restricted content doesn't appear in results.

📡 Detection & Monitoring

Log Indicators:

  • Unusual search query patterns in WordPress logs
  • Multiple search requests from single IP addresses for restricted terms

Network Indicators:

  • HTTP GET requests to /?s= containing sensitive keywords from unauthenticated sources

SIEM Query:

source="wordpress.log" AND "?s=" AND ("admin" OR "password" OR "confidential")

🔗 References

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