CVE-2022-0592
📋 TL;DR
This SQL injection vulnerability in the MapSVG WordPress plugin allows unauthenticated attackers to execute arbitrary SQL commands on affected WordPress sites. Attackers can potentially read, modify, or delete database content, including sensitive user data. All WordPress sites running MapSVG plugin versions before 6.2.20 are affected.
💻 Affected Systems
- MapSVG WordPress Plugin
📦 What is this software?
Mapsvg by Mapsvg
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, privilege escalation, and potential remote code execution via database functions.
Likely Case
Data exfiltration of sensitive information (user credentials, personal data), database manipulation, and potential site defacement.
If Mitigated
Limited impact with proper input validation and database user privilege restrictions, though SQL injection could still expose some data.
🎯 Exploit Status
SQL injection via REST endpoint requires minimal technical skill to exploit. Public exploit details are available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 6.2.20 and later
Vendor Advisory: https://wpscan.com/vulnerability/5d8d53ad-dc88-4b50-a292-fc447484c27b
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find MapSVG plugin and check version. 4. If below 6.2.20, update to latest version. 5. Verify update completed successfully.
🔧 Temporary Workarounds
Disable MapSVG Plugin
allTemporarily disable the vulnerable plugin until patching is possible.
wp plugin deactivate mapsvg-lite
wp plugin deactivate mapsvg
Restrict REST API Access
linuxBlock access to the vulnerable REST endpoint via web server configuration.
# Apache: Add to .htaccess
RewriteRule ^wp-json/mapsvg/.*$ - [F,L]
# Nginx: Add to server block
location ~ ^/wp-json/mapsvg/ { deny all; }
🧯 If You Can't Patch
- Disable the MapSVG plugin immediately.
- Implement web application firewall (WAF) rules to block SQL injection patterns targeting the vulnerable endpoint.
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → MapSVG version. If version is below 6.2.20, system is vulnerable.Check Version:
wp plugin list --name=mapsvg --field=versionVerify Fix Applied:
Verify MapSVG plugin version is 6.2.20 or higher in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in WordPress logs
- Multiple requests to /wp-json/mapsvg/ endpoints with SQL-like parameters
- Database connection errors or unusual query patterns
Network Indicators:
- HTTP POST/GET requests to /wp-json/mapsvg/* containing SQL keywords (UNION, SELECT, INSERT, etc.)
- Unusual traffic patterns to WordPress REST API endpoints
SIEM Query:
source="wordpress.log" AND ("wp-json/mapsvg" AND ("UNION" OR "SELECT" OR "INSERT" OR "DELETE" OR "DROP"))