CVE-2025-39352
📋 TL;DR
This vulnerability allows attackers to delete arbitrary WordPress options without proper authorization in the Grand Restaurant WordPress theme. Any WordPress site using affected versions of this theme is vulnerable, potentially leading to site disruption or takeover.
💻 Affected Systems
- ThemeGoods Grand Restaurant WordPress Theme
📦 What is this software?
Grand Restaurant by Themegoods
⚠️ Risk & Real-World Impact
Worst Case
Complete site compromise through deletion of critical WordPress options, potentially allowing administrative access, site defacement, or data destruction.
Likely Case
Site disruption through deletion of theme or plugin settings, causing functionality loss or requiring restoration from backups.
If Mitigated
Limited impact with proper access controls and monitoring, potentially only affecting non-critical settings.
🎯 Exploit Status
Exploitation requires some WordPress access but not administrative privileges.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Version 7.1 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Check for Grand Restaurant theme update. 4. Update to version 7.1 or later. 5. Verify theme functions correctly after update.
🔧 Temporary Workarounds
Disable vulnerable theme
allSwitch to a different WordPress theme temporarily until patched
wp theme activate twentytwentyfour
Restrict user capabilities
linuxLimit user roles to prevent exploitation
wp user list --role=subscriber --field=ID | xargs wp user set-role subscriber
🧯 If You Can't Patch
- Implement web application firewall rules to block suspicious option deletion requests
- Enable detailed logging of all WordPress option changes and monitor for unauthorized modifications
🔍 How to Verify
Check if Vulnerable:
Check WordPress theme version in Appearance > Themes or use: wp theme list --field=name,version | grep grandrestaurantCheck Version:
wp theme list --field=name,version | grep grandrestaurantVerify Fix Applied:
Confirm theme version is 7.1 or higher: wp theme list --field=name,version | grep grandrestaurant📡 Detection & Monitoring
Log Indicators:
- Unauthorized option deletion attempts in WordPress debug logs
- Multiple option_name deletions in short timeframes
Network Indicators:
- POST requests to wp-admin/admin-ajax.php with delete_option actions
- Unusual option parameter patterns
SIEM Query:
source="wordpress.log" AND "delete_option" AND NOT user_role="administrator"