CVE-2025-60238
📋 TL;DR
This CVE describes a PHP object injection vulnerability in the UNIVERSAM WordPress plugin that allows attackers to execute arbitrary code through deserialization of untrusted data. All WordPress sites running UNIVERSAM plugin versions up to and including 8.72.34 are affected. The vulnerability can lead to complete system compromise.
💻 Affected Systems
- UNIVERSAM 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
Remote code execution leading to complete server takeover, data exfiltration, and lateral movement within the network.
Likely Case
Arbitrary code execution allowing website defacement, malware injection, credential theft, and backdoor installation.
If Mitigated
Limited impact if proper input validation and output encoding are implemented, though deserialization vulnerabilities remain dangerous.
🎯 Exploit Status
PHP object injection vulnerabilities are commonly exploited and weaponized quickly due to their potential for RCE.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 8.72.35 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find UNIVERSAM plugin. 4. Click 'Update Now' if update available. 5. If no update available, disable plugin immediately.
🔧 Temporary Workarounds
Disable UNIVERSAM Plugin
allTemporarily disable the vulnerable plugin until patched version is available
wp plugin deactivate universam-demo
Web Application Firewall Rule
allBlock requests containing serialized PHP objects in POST data
🧯 If You Can't Patch
- Disable UNIVERSAM plugin immediately
- Implement strict input validation and sanitization for all user inputs
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → UNIVERSAM version. If version is 8.72.34 or lower, you are vulnerable.Check Version:
wp plugin get universam-demo --field=versionVerify Fix Applied:
Verify plugin version is 8.72.35 or higher in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- POST requests to UNIVERSAM endpoints with serialized data
- Unexpected PHP errors related to unserialize()
- Suspicious file creation/modification
Network Indicators:
- HTTP requests containing serialized PHP objects (O: or a: in POST data)
- Traffic to known exploit paths for UNIVERSAM
SIEM Query:
source="web_logs" AND (uri="*universam*" OR user_agent="*universam*") AND (post_data="*O:*" OR post_data="*a:*")