CVE-2025-11620
📋 TL;DR
The Multiple Roles per User WordPress plugin has an authorization vulnerability that allows authenticated users with 'edit_users' capability to modify any user's roles, including elevating privileges to Administrator. This affects all WordPress sites using plugin versions up to 1.0.0. Attackers can gain administrative access or demote legitimate administrators.
💻 Affected Systems
- WordPress Multiple Roles per User 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
Complete site takeover where attackers gain administrator access, install backdoors, steal data, deface the site, or use it for further attacks.
Likely Case
Privilege escalation leading to unauthorized administrative access, data theft, or site modification.
If Mitigated
Limited impact if proper user role management and monitoring are in place, but still represents a significant authorization bypass.
🎯 Exploit Status
Exploitation requires authenticated access but is straightforward once an attacker has a user account with edit_users capability.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.1
Vendor Advisory: https://plugins.trac.wordpress.org/changeset/3200000/multiple-roles-per-user/trunk/multiple-roles-per-user.php
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Multiple Roles per User' and click 'Update Now'. 4. Alternatively, delete the plugin and install fresh version 1.0.1 or later.
🔧 Temporary Workarounds
Disable plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate multiple-roles-per-user
Restrict user capabilities
allReview and limit users with 'edit_users' capability to trusted administrators only
🧯 If You Can't Patch
- Remove the plugin entirely and use alternative role management solutions
- Implement strict user role auditing and monitor for unauthorized role changes
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Installed Plugins for 'Multiple Roles per User' version 1.0.0 or earlierCheck Version:
wp plugin get multiple-roles-per-user --field=versionVerify Fix Applied:
Verify plugin version is 1.0.1 or later in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- WordPress user role change logs for unauthorized modifications
- Plugin activation/deactivation events
Network Indicators:
- HTTP POST requests to /wp-admin/admin-ajax.php with mrpu_save_multiple_user_roles action
SIEM Query:
source="wordpress" AND (event="user_role_changed" OR plugin="multiple-roles-per-user")🔗 References
- https://plugins.trac.wordpress.org/browser/multiple-roles-per-user/trunk/multiple-roles-per-user.php#L121
- https://plugins.trac.wordpress.org/browser/multiple-roles-per-user/trunk/multiple-roles-per-user.php#L54
- https://www.wordfence.com/threat-intel/vulnerabilities/id/30741601-50b9-4799-a340-11f6ffa59553?source=cve
