CVE-2025-30961
📋 TL;DR
This DOM-based cross-site scripting (XSS) vulnerability in the Trackserver WordPress plugin allows attackers to inject malicious scripts into web pages viewed by other users. It affects all WordPress sites running Trackserver versions up to 5.0.3. Attackers can execute arbitrary JavaScript in victims' browsers when they visit compromised pages.
💻 Affected Systems
- Trackserver 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
Attackers could steal session cookies, redirect users to malicious sites, perform actions on behalf of authenticated users, or install malware through drive-by downloads.
Likely Case
Session hijacking, credential theft, defacement of affected pages, or redirection to phishing sites.
If Mitigated
Limited impact if Content Security Policy (CSP) headers are properly configured and user input validation is enforced elsewhere.
🎯 Exploit Status
DOM-based XSS typically requires user interaction but can be exploited through crafted links or stored content.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 5.0.4 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Trackserver and click 'Update Now'. 4. Verify update to version 5.0.4 or higher.
🔧 Temporary Workarounds
Disable Trackserver plugin
allTemporarily disable the vulnerable plugin until patching is possible.
wp plugin deactivate trackserver
Implement Content Security Policy
allAdd CSP headers to restrict script execution sources.
Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Or configure in web server settings
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block XSS payloads
- Restrict plugin access to trusted users only using WordPress role management
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Trackserver version. If version is 5.0.3 or lower, system is vulnerable.Check Version:
wp plugin list --name=trackserver --field=versionVerify Fix Applied:
Confirm Trackserver version is 5.0.4 or higher in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unusual JavaScript payloads in request logs
- Multiple requests to same page with suspicious parameters
Network Indicators:
- Outbound connections to unexpected domains following page visits
- Suspicious referrer headers
SIEM Query:
source="wordpress.log" AND ("trackserver" OR "xss" OR "script" OR "alert(")