CVE-2025-32551
📋 TL;DR
This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users through improper input sanitization in the Connector to CiviCRM with CiviMcRestFace WordPress plugin. When exploited, it enables reflected cross-site scripting (XSS) attacks. All WordPress sites using affected versions of this plugin are vulnerable.
💻 Affected Systems
- Connector to CiviCRM with CiviMcRestFace 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, perform actions as authenticated users, deface websites, or redirect users to malicious sites, potentially leading to complete account compromise and data theft.
Likely Case
Attackers craft malicious URLs containing XSS payloads that execute when victims click them, allowing session hijacking, credential theft, or limited website manipulation.
If Mitigated
With proper web application firewalls and input validation, the attack surface is reduced, though the vulnerability remains present in the code.
🎯 Exploit Status
Reflected XSS vulnerabilities are commonly exploited and require minimal technical skill to weaponize.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.9 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Connector to CiviCRM with CiviMcRestFace'. 4. Click 'Update Now' if update available. 5. Alternatively, delete and reinstall latest version from WordPress repository.
🔧 Temporary Workarounds
Temporary Plugin Deactivation
allDisable the vulnerable plugin until patched version is available
wp plugin deactivate connector-civicrm-mcrestface
Web Application Firewall Rules
allImplement WAF rules to block XSS payload patterns
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution
- Deploy web application firewall with XSS protection rules
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for 'Connector to CiviCRM with CiviMcRestFace' versionCheck Version:
wp plugin get connector-civicrm-mcrestface --field=versionVerify Fix Applied:
Verify plugin version is 1.0.9 or higher in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual GET/POST requests containing script tags or JavaScript payloads
- Multiple failed XSS attempts in web server logs
Network Indicators:
- HTTP requests with suspicious parameters containing <script>, javascript:, or encoded payloads
SIEM Query:
source="web_logs" AND (uri="*<script>*" OR uri="*javascript:*" OR uri="*%3Cscript%3E*")