CVE-2025-22309

6.5 MEDIUM

📋 TL;DR

This DOM-based XSS vulnerability in the SpeakOut! Email Petitions WordPress plugin allows attackers to inject malicious scripts into web pages viewed by other users. It affects all WordPress sites using vulnerable versions of the plugin, potentially compromising user sessions and data.

💻 Affected Systems

Products:
  • WordPress SpeakOut! Email Petitions plugin
Versions: All versions up to and including 4.4.2
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires the plugin to be active and petition forms to be accessible. WordPress multisite installations may be affected across all sites using the 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.

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 administrator credentials, take over the WordPress site, install backdoors, or redirect users to malicious sites.

🟠

Likely Case

Session hijacking, cookie theft, defacement of petition pages, or credential harvesting from users visiting compromised pages.

🟢

If Mitigated

Limited to client-side script execution within the petition interface, potentially affecting only users interacting with specific petition forms.

🌐 Internet-Facing: HIGH - WordPress plugins are typically internet-facing and this vulnerability requires user interaction with the vulnerable component.
🏢 Internal Only: LOW - Unless the WordPress site is used internally only with authenticated users, but still presents risk if external users can access petitions.

🎯 Exploit Status

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

DOM-based XSS typically requires user interaction (clicking a malicious link or visiting a crafted page). No authentication needed to trigger the vulnerability.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.4.3 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/speakout/vulnerability/wordpress-speakout-email-petitions-plugin-4-4-2-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 'SpeakOut! Email Petitions'. 4. Click 'Update Now' if update available. 5. Alternatively, download version 4.4.3+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the SpeakOut! Email Petitions plugin until patched

wp plugin deactivate speakout

Content Security Policy

all

Implement strict CSP headers to mitigate XSS impact

Add to .htaccess: Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Add to nginx config: add_header Content-Security-Policy "default-src 'self'; script-src 'self'";

🧯 If You Can't Patch

  • Remove or disable all SpeakOut! petition forms from public pages
  • Implement web application firewall rules to block suspicious script injection patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for SpeakOut! Email Petitions version. If version is 4.4.2 or lower, you are vulnerable.

Check Version:

wp plugin list --name=speakout --field=version

Verify Fix Applied:

Verify plugin version is 4.4.3 or higher in WordPress admin panel. Test petition forms for any script injection attempts.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST/GET requests to petition endpoints with script tags
  • Multiple failed XSS attempts in web server logs
  • Suspicious referrer URLs containing script payloads

Network Indicators:

  • HTTP requests containing <script> tags in petition form parameters
  • Outbound connections to unknown domains after petition form submission

SIEM Query:

source="web_server_logs" AND (uri_path="*petition*" OR uri_path="*speakout*") AND (http_method="POST" OR http_method="GET") AND (message="*<script>*" OR message="*javascript:*")

🔗 References

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