CVE-2024-35168

4.3 MEDIUM

📋 TL;DR

This CVE describes a Missing Authorization vulnerability in the WP Discourse WordPress plugin that allows unauthorized users to perform actions intended for authorized users only. It affects all WordPress sites using WP Discourse plugin versions up to 2.5.1. The vulnerability enables broken access control where users can bypass intended authorization checks.

💻 Affected Systems

Products:
  • WP Discourse WordPress Plugin
Versions: All versions up to and including 2.5.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress installations with WP Discourse plugin enabled. The vulnerability exists in the plugin's authorization mechanism.

⚠️ 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

Unauthorized users could modify plugin settings, manipulate Discourse forum integration, or potentially access administrative functions depending on the specific authorization bypass.

🟠

Likely Case

Unauthorized users can access or modify WP Discourse plugin functionality that should be restricted to authenticated users, potentially disrupting forum integration or exposing configuration data.

🟢

If Mitigated

With proper authorization controls, only authenticated users with appropriate permissions can access WP Discourse administrative functions.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploitation requires understanding of the specific authorization bypass but is technically straightforward once identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.5.2 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/wp-discourse/wordpress-wp-discourse-plugin-2-5-1-broken-access-control-vulnerability

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find WP Discourse and click 'Update Now'. 4. Alternatively, download version 2.5.2+ from WordPress.org and manually update.

🔧 Temporary Workarounds

Disable WP Discourse Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate wp-discourse

Restrict Admin Access

all

Limit WordPress admin access to trusted IP addresses only

🧯 If You Can't Patch

  • Disable the WP Discourse plugin immediately
  • Implement strict network access controls to WordPress admin interface

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for WP Discourse version. If version is 2.5.1 or earlier, you are vulnerable.

Check Version:

wp plugin get wp-discourse --field=version

Verify Fix Applied:

After updating, verify WP Discourse plugin version shows 2.5.2 or later in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to WP Discourse endpoints
  • Unexpected plugin configuration changes

Network Indicators:

  • Unusual requests to /wp-admin/admin-ajax.php or WP Discourse-specific endpoints

SIEM Query:

source="wordpress" AND (uri_path="*wp-discourse*" OR plugin="wp-discourse") AND (http_status=200 OR http_status=403) AND user_agent NOT IN ["admin_user_agents"]

🔗 References

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