CVE-2025-31642

7.1 HIGH

📋 TL;DR

This reflected cross-site scripting (XSS) vulnerability in the WPCHURCH WordPress plugin allows attackers to inject malicious scripts into web pages viewed by users. The vulnerability affects all WPCHURCH plugin versions up to and including 2.7.0. WordPress sites using the vulnerable plugin are at risk.

💻 Affected Systems

Products:
  • Dasinfomedia WPCHURCH (Church Management WordPress plugin)
Versions: All versions up to and including 2.7.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with WPCHURCH plugin enabled. Vulnerability is in web page generation where user input isn't properly sanitized.

⚠️ 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.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. 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 deface websites.

🟠

Likely Case

Attackers craft malicious URLs containing XSS payloads that execute when victims click them, potentially stealing session data or performing limited unauthorized actions.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts are neutralized before reaching users' browsers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Reflected XSS typically requires user interaction (clicking malicious link) but doesn't require authentication. Exploitation is straightforward once vulnerable endpoint is identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 2.7.0 (check plugin repository for latest)

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/church-management/vulnerability/wordpress-wpchurch-plugin-2-7-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find WPCHURCH plugin. 4. Click 'Update Now' if update available. 5. Alternatively, download latest version from WordPress plugin repository and replace files.

🔧 Temporary Workarounds

Input Validation Web Application Firewall Rule

all

Configure WAF to block requests containing common XSS payload patterns targeting WPCHURCH endpoints

Disable Vulnerable Plugin

linux

Temporarily disable WPCHURCH plugin until patched

wp plugin deactivate wpchurch

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution sources
  • Use web application firewall with XSS protection rules

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for WPCHURCH version 2.7.0 or earlier

Check Version:

wp plugin get wpchurch --field=version

Verify Fix Applied:

Verify WPCHURCH plugin version is greater than 2.7.0 in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests to WPCHURCH endpoints containing script tags or JavaScript payloads
  • Multiple failed requests with suspicious parameters

Network Indicators:

  • HTTP requests containing <script>, javascript:, or other XSS payload patterns in URL parameters

SIEM Query:

source="web_logs" AND (uri_path="/wp-content/plugins/wpchurch/" OR user_agent="*wpchurch*") AND (query_string="*<script>*" OR query_string="*javascript:*")

🔗 References

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