CVE-2025-47688: Advanced File Manager Auth Bypass Flaw

CVE-2025-47688 Overview

CVE-2025-47688 is a critical Missing Authorization vulnerability affecting the Advanced File Manager WordPress plugin developed by Saad Iqbal. This security flaw allows attackers to exploit incorrectly configured access control security levels, potentially enabling unauthorized actions within WordPress installations running the vulnerable plugin.

The vulnerability stems from broken access control mechanisms that fail to properly verify user permissions before allowing sensitive operations. Unauthenticated attackers can leverage this flaw to bypass intended security restrictions and perform actions they should not be authorized to execute.

Critical Impact
This vulnerability allows unauthenticated remote attackers to bypass access controls in WordPress sites using Advanced File Manager versions through 5.3.1, potentially leading to complete site compromise.

Affected Products

Advanced File Manager plugin for WordPress (versions through 5.3.1)
WordPress installations utilizing the vulnerable plugin versions
All WordPress sites with the file-manager-advanced plugin installed and enabled

Discovery Timeline

2025-05-07 - CVE-2025-47688 published to NVD
2025-05-23 - Last updated in NVD database

Technical Details for CVE-2025-47688

Vulnerability Analysis

This vulnerability is classified under CWE-862 (Missing Authorization), indicating that the Advanced File Manager plugin fails to perform adequate authorization checks before processing certain requests. The missing authorization allows attackers to access functionality that should be restricted to authenticated and privileged users.

The flaw manifests in the plugin's notice dismissal functionality, where access control checks are either absent or improperly implemented. This broken access control pattern enables attackers to interact with administrative functions without proper authentication or role verification.

WordPress plugins that handle file management operations are particularly sensitive targets, as they often have extensive permissions to read, write, and modify files on the web server. When access controls fail in such plugins, the consequences can be severe, potentially allowing attackers to upload malicious files, modify existing content, or gain deeper access to the underlying system.

Root Cause

The root cause of CVE-2025-47688 is the absence of proper authorization checks in the Advanced File Manager plugin's request handling logic. The plugin fails to verify that users making certain requests have the appropriate WordPress capabilities or roles before processing those requests.

This type of vulnerability typically occurs when developers assume that certain endpoints will only be accessed through the intended user interface, neglecting to implement server-side authorization checks. Without proper capability checks using WordPress functions like current_user_can(), any user—including unauthenticated visitors—can potentially trigger privileged operations.

Attack Vector

The attack vector for this vulnerability is network-based and requires no authentication or user interaction, making it particularly dangerous. An attacker can craft malicious HTTP requests directly to the vulnerable WordPress installation, targeting the Advanced File Manager plugin's endpoints.

The exploitation flow involves:

Identifying a WordPress site running Advanced File Manager version 5.3.1 or earlier
Sending crafted HTTP requests to plugin endpoints that lack proper authorization checks
The plugin processes these requests without verifying the sender's permissions
Unauthorized actions are executed with elevated privileges

Since no authentication is required and the attack complexity is low, this vulnerability presents a significant risk to affected WordPress installations. Attackers can exploit this remotely over the network without any prerequisite access to the target system.

Detection Methods for CVE-2025-47688

Indicators of Compromise

Unexpected HTTP requests to Advanced File Manager plugin endpoints from unauthenticated sources
Unusual notice dismissal activity or administrative changes without corresponding admin login events
Web server logs showing repeated requests to /wp-content/plugins/file-manager-advanced/ paths from suspicious IP addresses
Modifications to WordPress settings or content without audit trail entries matching authenticated admin sessions

Detection Strategies

Monitor WordPress access logs for requests targeting the file-manager-advanced plugin directory from unauthenticated users
Implement Web Application Firewall (WAF) rules to detect and block unauthorized access attempts to file manager endpoints
Deploy intrusion detection signatures that flag requests attempting to bypass WordPress authentication for plugin functionality
Conduct regular plugin inventory audits to identify vulnerable Advanced File Manager versions

Monitoring Recommendations

Enable WordPress debug logging to capture unauthorized access attempts and plugin errors
Configure alerting for unexpected changes to WordPress options or site configuration
Implement real-time log analysis to detect exploitation patterns targeting file management plugins
Monitor for new or modified files in the WordPress installation that don't correspond to legitimate updates

How to Mitigate CVE-2025-47688

Immediate Actions Required

Update Advanced File Manager to a patched version higher than 5.3.1 immediately
If patching is not immediately possible, disable the Advanced File Manager plugin until an update can be applied
Review WordPress access logs for signs of prior exploitation attempts
Conduct a security audit of the WordPress installation to identify any unauthorized changes
Consider implementing a Web Application Firewall to provide additional protection

Patch Information

Users should update the Advanced File Manager plugin to the latest available version that addresses this vulnerability. The vulnerability affects all versions through 5.3.1, so any version higher than this should contain the security fix.

For detailed information about this vulnerability and the available patch, refer to the Patchstack Vulnerability Report.

Plugin updates can be applied through the WordPress admin dashboard under Plugins → Updates, or by downloading the latest version from the WordPress plugin repository and uploading it manually.

Workarounds

Temporarily disable the Advanced File Manager plugin if an immediate update is not possible
Restrict access to the WordPress admin area and plugin endpoints using .htaccess rules or server-level access controls
Implement additional authentication layers for sensitive plugin endpoints using security plugins
Deploy a Web Application Firewall with rules to block unauthorized requests to file manager functionality
Consider using alternative file management plugins that have undergone recent security audits

bash

# Example: Temporarily disable plugin via WP-CLI
wp plugin deactivate file-manager-advanced

# Example: Restrict access to plugin directory via .htaccess
# Add to /wp-content/plugins/file-manager-advanced/.htaccess
# Order Deny,Allow
# Deny from all
# Allow from 192.168.1.0/24