CVE-2023-47770
📋 TL;DR
This CVE describes a Missing Authorization vulnerability in the Betheme WordPress theme that allows contributors to perform actions they shouldn't have permission for. It affects all Betheme installations from unknown versions through 27.1.1. This is a broken access control issue that could allow privilege escalation.
💻 Affected Systems
- Muffin Group Betheme WordPress Theme
📦 What is this software?
Betheme by Muffingroup
⚠️ Risk & Real-World Impact
Worst Case
Contributors could gain administrative privileges, modify site content, install malicious plugins/themes, or compromise the entire WordPress installation.
Likely Case
Contributors could publish unauthorized content, modify other users' posts, or access restricted administrative functions.
If Mitigated
With proper role-based access controls and security plugins, impact would be limited to minor content manipulation.
🎯 Exploit Status
Requires contributor-level access. Exploitation is straightforward once authenticated.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 27.1.2 or later
Vendor Advisory: https://patchstack.com/database/vulnerability/betheme/wordpress-betheme-theme-27-1-1-contributor-broken-access-control-vulnerability
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Check Betheme version. 4. Update to version 27.1.2 or later via WordPress updates or manual upload.
🔧 Temporary Workarounds
Restrict Contributor Access
allTemporarily limit contributor accounts or reduce their permissions until patching.
Install Security Plugin
allUse WordPress security plugins like Wordfence or iThemes Security to add additional access controls.
🧯 If You Can't Patch
- Remove contributor accounts or restrict to trusted users only
- Implement web application firewall rules to monitor for unauthorized access attempts
🔍 How to Verify
Check if Vulnerable:
Check Betheme theme version in WordPress admin under Appearance > Themes. If version is 27.1.1 or earlier, you are vulnerable.Check Version:
WordPress does not have a CLI command for theme version. Check via admin panel or inspect theme files.Verify Fix Applied:
After updating, verify Betheme version shows 27.1.2 or later in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts by contributor users
- Unexpected role changes in user_meta table
- Suspicious theme file modifications
Network Indicators:
- Unusual admin-ajax.php requests from contributor accounts
- Unexpected POST requests to theme administration endpoints
SIEM Query:
source="wordpress" AND (event="unauthorized_access" OR user_role="contributor" AND action="admin_operation")