CVE-2025-58898: Ancorathemes Healthhub Path Traversal

CVE-2025-58898 Overview

CVE-2025-58898 is a PHP Local File Inclusion (LFI) vulnerability affecting the HealthHub WordPress theme developed by AncoraThemes. This vulnerability stems from improper control of filename parameters used in PHP include/require statements, allowing attackers to include arbitrary local files from the server. Successful exploitation could lead to sensitive information disclosure, including configuration files, database credentials, and potentially facilitate further attacks such as remote code execution through log poisoning techniques.

Critical Impact

Unauthenticated attackers can exploit this vulnerability remotely to read sensitive files from affected WordPress installations, potentially exposing database credentials, configuration data, and other confidential information.

Affected Products

• AncoraThemes HealthHub WordPress Theme versions up to and including 1.3.0

Discovery Timeline

• 2025-12-18 - CVE-2025-58898 published to NVD
• 2026-01-20 - Last updated in NVD database

Technical Details for CVE-2025-58898

Vulnerability Analysis

This vulnerability is classified under CWE-98 (Improper Control of Filename for Include/Require Statement in PHP Program). The HealthHub WordPress theme fails to properly sanitize user-supplied input before passing it to PHP file inclusion functions such as include(), require(), include_once(), or require_once().

The attack can be executed remotely over the network without requiring any authentication or user interaction, making it particularly dangerous for publicly accessible WordPress installations. Successful exploitation grants attackers access to read sensitive files with high confidentiality impact, though the integrity impact is limited and no availability impact has been identified.

Root Cause

The root cause of this vulnerability lies in insufficient input validation and sanitization of user-controlled parameters that are subsequently used in PHP file inclusion statements. The theme fails to implement proper allowlist validation or path traversal prevention measures, allowing attackers to manipulate file paths and access files outside the intended directory scope.

Common vulnerable patterns in PHP applications include directly using request parameters in include statements without proper filtering, such as accepting template names or component identifiers from user input without restricting them to a predefined set of safe values.

Attack Vector

The vulnerability is exploitable via network-based attacks against the affected WordPress theme. Attackers can craft malicious HTTP requests containing path traversal sequences (such as ../) or direct file paths to include arbitrary local files from the server. This can be used to:

1. Read sensitive configuration files like wp-config.php containing database credentials
2. Access system files such as /etc/passwd on Linux servers
3. Read log files that may contain sensitive information
4. Potentially achieve remote code execution by combining LFI with log poisoning techniques

The attack does not require authentication, user interaction, or special privileges, making it highly accessible to threat actors.

Detection Methods for CVE-2025-58898

Indicators of Compromise

• Unusual HTTP requests containing path traversal patterns (../, ..%2f, ....//) targeting theme-related endpoints
• Web server access logs showing requests attempting to access sensitive files like wp-config.php or /etc/passwd
• Requests containing null byte injections (%00) or PHP wrapper abuse (php://filter, php://input)

Detection Strategies

• Monitor web application firewall (WAF) logs for LFI attack signatures and path traversal attempts
• Implement intrusion detection rules to alert on requests containing directory traversal sequences targeting WordPress theme files
• Review PHP error logs for failed file inclusion attempts or warnings about non-existent files

Monitoring Recommendations

• Enable detailed logging on WordPress installations to capture full request URIs and parameters
• Configure real-time alerting for suspicious file access patterns in web server logs
• Regularly audit access logs for unusual patterns targeting theme files and directories

How to Mitigate CVE-2025-58898

Immediate Actions Required

• Update the HealthHub theme to a patched version if available from the vendor
• If no patch is available, consider temporarily disabling or removing the HealthHub theme until a fix is released
• Implement web application firewall rules to block path traversal and LFI attack patterns
• Restrict PHP's open_basedir directive to limit file access to the WordPress installation directory

Patch Information

Organizations should monitor the Patchstack WordPress Vulnerability Report for updates regarding patches from AncoraThemes. Contact the theme vendor directly to inquire about security updates for versions beyond 1.3.0.

Workarounds

• Configure PHP's open_basedir setting to restrict file access to the web root directory
• Implement strict WAF rules blocking path traversal sequences (../, %2e%2e%2f) in request parameters
• Use a security plugin that provides virtual patching capabilities for WordPress themes
• Consider placing sensitive configuration files outside the web root where possible

# PHP configuration hardening example (php.ini)
open_basedir = /var/www/html/
allow_url_include = Off
allow_url_fopen = Off