CVE-2025-66132
📋 TL;DR
This CVE describes an Insecure Direct Object Reference (IDOR) vulnerability in the FAPI Member WordPress plugin that allows attackers to bypass authorization by manipulating user-controlled keys. Attackers can access or modify data belonging to other users by exploiting incorrectly configured access controls. This affects all WordPress sites running FAPI Member plugin versions up to and including 2.2.26.
💻 Affected Systems
- FAPI Member WordPress Plugin
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Attackers could access sensitive member data, modify user accounts, escalate privileges, or perform unauthorized administrative actions depending on the plugin's functionality.
Likely Case
Unauthorized access to other users' data, profile information, or subscription details that the plugin manages.
If Mitigated
With proper access controls and input validation, the vulnerability would be prevented even if the underlying code flaw exists.
🎯 Exploit Status
IDOR vulnerabilities typically require some level of authentication but can be exploited with minimal privileges. Attack patterns are well-known and tools exist to automate discovery.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: > 2.2.26
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find FAPI Member plugin. 4. Click 'Update Now' if update is available. 5. Alternatively, download latest version from WordPress repository and replace plugin files.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate fapi-member
Web Application Firewall Rules
allImplement WAF rules to detect and block IDOR patterns
🧯 If You Can't Patch
- Implement strict access control checks at application layer to validate user permissions for each resource request.
- Deploy a web application firewall with IDOR detection rules and monitor for suspicious parameter manipulation.
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → Installed Plugins for FAPI Member version. If version is 2.2.26 or lower, you are vulnerable.Check Version:
wp plugin get fapi-member --field=versionVerify Fix Applied:
After update, verify plugin version shows > 2.2.26 in WordPress admin. Test functionality to ensure plugin still works correctly.📡 Detection & Monitoring
Log Indicators:
- Unusual access patterns to member data endpoints
- Requests with manipulated ID parameters
- Failed authorization attempts followed by successful access
Network Indicators:
- HTTP requests with sequential or predictable ID parameters
- Unauthorized access to /wp-content/plugins/fapi-member/ endpoints
SIEM Query:
source="web_logs" AND (uri="*fapi-member*" AND (status=200 OR status=302)) AND (param="*id*" OR param="*user*" OR param="*member*") | stats count by src_ip, uri