CVE-2025-58885: Ancorathemes Pathfinder LFI Vulnerability

CVE-2025-58885 Overview

CVE-2025-58885 is a PHP Local File Inclusion (LFI) vulnerability affecting the AncoraThemes Pathfinder WordPress theme. The vulnerability stems from improper control of filename parameters used in PHP include/require statements, allowing attackers to include arbitrary local files from the server's filesystem. This can lead to sensitive information disclosure, configuration file exposure, and potentially remote code execution if combined with other attack vectors.

Critical Impact

Unauthenticated attackers can exploit this LFI vulnerability to read sensitive server files, potentially exposing database credentials, WordPress configuration details, and other critical system information that could be leveraged for further attacks.

Affected Products

• AncoraThemes Pathfinder WordPress Theme version 1.16 and earlier
• WordPress installations running vulnerable versions of the Pathfinder theme
• All configurations of Pathfinder theme from initial release through version 1.16

Discovery Timeline

• December 18, 2025 - CVE-2025-58885 published to NVD
• April 27, 2026 - Last updated in NVD database

Technical Details for CVE-2025-58885

Vulnerability Analysis

This vulnerability is classified under CWE-98 (Improper Control of Filename for Include/Require Statement in PHP Program). The Pathfinder WordPress theme fails to properly sanitize user-controlled input before passing it to PHP file inclusion functions. This allows attackers to manipulate file paths and traverse the directory structure to access files outside the intended scope.

The attack requires network access and can be executed without authentication, though the complexity is considered high due to specific conditions that must be met for successful exploitation. When successfully exploited, attackers can achieve complete compromise of confidentiality, integrity, and availability of the affected system.

Root Cause

The root cause lies in insufficient input validation and sanitization of user-supplied parameters that are used in PHP include(), require(), include_once(), or require_once() statements within the Pathfinder theme. The theme fails to implement proper path canonicalization, whitelist validation, or directory traversal prevention mechanisms, allowing attackers to inject directory traversal sequences or absolute paths.

Attack Vector

The vulnerability is exploitable via network-based attacks targeting WordPress installations with the Pathfinder theme. Attackers can craft malicious HTTP requests containing path traversal sequences (such as ../) to navigate outside the web root and include sensitive local files.

Common targets for LFI attacks include:

• /etc/passwd for user enumeration
• wp-config.php for database credentials
• Log files that may contain injected PHP code
• Session files for session hijacking
• Environment configuration files

The attack does not require user interaction or prior authentication, making it particularly dangerous for internet-facing WordPress installations. See the Patchstack security advisory for additional technical details.

Detection Methods for CVE-2025-58885

Indicators of Compromise

• Unusual HTTP requests containing path traversal patterns (../, ..%2f, %2e%2e/) targeting Pathfinder theme endpoints
• Web server access logs showing attempts to access system files such as /etc/passwd or wp-config.php
• Unexpected file read operations in PHP error logs or application logs
• Anomalous requests with encoded directory traversal sequences targeting theme-specific parameters

Detection Strategies

• Deploy web application firewall (WAF) rules to detect and block path traversal attempts in URL parameters and request bodies
• Implement log monitoring for requests containing suspicious file paths or directory traversal patterns
• Configure intrusion detection systems (IDS) to alert on LFI attack signatures
• Review WordPress audit logs for unusual theme file access patterns

Monitoring Recommendations

• Enable verbose logging on web servers to capture full request URLs and parameters
• Monitor for spikes in 404 errors or unusual file access patterns that may indicate reconnaissance
• Set up alerts for access attempts to sensitive configuration files from web application contexts
• Implement file integrity monitoring on critical WordPress configuration files

How to Mitigate CVE-2025-58885

Immediate Actions Required

• Update the Pathfinder theme to a patched version if one is available from AncoraThemes
• If no patch is available, consider temporarily disabling or replacing the Pathfinder theme
• Implement WAF rules to block path traversal attempts
• Restrict file system permissions to limit the impact of potential LFI exploitation
• Review server access logs for evidence of exploitation attempts

Patch Information

Organizations should check with AncoraThemes for official security updates addressing this vulnerability. The vulnerability affects Pathfinder theme versions from initial release through version 1.16. Monitor the Patchstack vulnerability database for updated patch information and remediation guidance.

Workarounds

• Deploy a Web Application Firewall with rules specifically targeting LFI and path traversal attacks
• Implement PHP open_basedir restrictions to limit file access to the WordPress directory
• Disable the Pathfinder theme and switch to an alternative WordPress theme until a patch is released
• Configure server-level access controls to prevent web application access to sensitive system files
• Apply the principle of least privilege to the web server user account

# Example PHP configuration to restrict file access (add to php.ini or .htaccess)
# Restrict PHP file operations to the WordPress directory
php_admin_value open_basedir /var/www/html/wordpress/

# Example .htaccess rule to block common LFI patterns
RewriteEngine On
RewriteCond %{QUERY_STRING} \.\.\/ [NC,OR]
RewriteCond %{QUERY_STRING} \.\./etc/passwd [NC,OR]
RewriteCond %{QUERY_STRING} boot\.ini [NC]
RewriteRule .* - [F,L]