CVE-2025-69395: ThemeREX Gable File Inclusion Vulnerability

CVE-2025-69395 Overview

CVE-2025-69395 is a Local File Inclusion (LFI) vulnerability in the ThemeREX Gable 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. This can lead to disclosure of sensitive information, configuration files, or potentially enable remote code execution if combined with other attack vectors such as log poisoning or file upload vulnerabilities.

Critical Impact

This LFI vulnerability allows unauthenticated attackers to read sensitive files from the server, potentially exposing database credentials, WordPress configuration data, and other critical system information.

Affected Products

• ThemeREX Gable WordPress Theme version 1.5 and earlier
• WordPress installations using the vulnerable Gable theme
• All web servers hosting affected Gable theme versions

Discovery Timeline

• 2026-02-20 - CVE CVE-2025-69395 published to NVD
• 2026-02-24 - Last updated in NVD database

Technical Details for CVE-2025-69395

Vulnerability Analysis

This vulnerability is classified under CWE-98 (Improper Control of Filename for Include/Require Statement in PHP Program). The Gable WordPress theme fails to properly sanitize user-controlled input before using it in PHP file inclusion operations. When an attacker supplies a specially crafted filename parameter, the application includes the specified file without adequate validation, enabling Local File Inclusion attacks.

The vulnerability is exploitable over the network without requiring authentication or user interaction, though successful exploitation requires high attack complexity. Once exploited, attackers can potentially 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 filename parameters before they are passed to PHP's include(), require(), include_once(), or require_once() functions. The theme does not implement proper allowlist-based validation or path canonicalization to prevent directory traversal sequences and arbitrary file inclusion.

Attack Vector

The attack vector is network-based, allowing remote exploitation. Attackers can craft malicious HTTP requests containing directory traversal sequences (such as ../) or absolute file paths to include sensitive files from the server's filesystem. Common targets include:

• WordPress configuration files (wp-config.php) containing database credentials
• System files such as /etc/passwd for user enumeration
• Application log files that may contain sensitive data or be used for log poisoning attacks
• PHP session files for session hijacking

The vulnerability can be exploited by manipulating URL parameters or form inputs that control which files are included by the theme. For detailed technical information, refer to the Patchstack security advisory.

Detection Methods for CVE-2025-69395

Indicators of Compromise

• Unusual HTTP requests containing directory traversal sequences (../, ..%2f, ....//) targeting theme-related endpoints
• Web server logs showing access attempts to sensitive file paths like /etc/passwd or wp-config.php
• Unexpected file access patterns in application logs indicating inclusion of non-theme files
• Error messages revealing file path information or failed inclusion attempts

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect and block directory traversal patterns in requests
• Monitor web server access logs for suspicious URL patterns containing null bytes, path traversal sequences, or references to sensitive system files
• Deploy file integrity monitoring on critical WordPress and system configuration files
• Enable PHP error logging and monitor for include/require related warnings

Monitoring Recommendations

• Configure real-time alerting for requests matching LFI attack signatures
• Monitor for abnormal file read operations from the web server process
• Track authentication and session anomalies that may indicate successful exploitation
• Implement centralized logging for all WordPress-related security events

How to Mitigate CVE-2025-69395

Immediate Actions Required

• Update the ThemeREX Gable theme to the latest patched version immediately
• If no patch is available, consider temporarily disabling or replacing the vulnerable theme
• Implement WAF rules to block common LFI attack patterns as a temporary mitigation
• Review web server access logs for signs of exploitation attempts

Patch Information

Users should check for updates from ThemeREX for the Gable theme. Monitor the Patchstack vulnerability database for the latest patch information and security updates. Contact the theme vendor directly if an updated version is not yet available.

Workarounds

• Implement strict input validation on all user-supplied parameters at the application level
• Configure PHP's open_basedir directive to restrict file operations to the WordPress directory
• Use a WAF with rules specifically designed to detect and block LFI attacks
• Consider implementing a security plugin that provides virtual patching capabilities for WordPress themes

# PHP configuration hardening example
# Add to php.ini or .htaccess to restrict file operations
php_admin_value open_basedir /var/www/html/wordpress/
php_admin_flag allow_url_include off
php_admin_flag allow_url_fopen off