CVE-2025-69003

7.1 HIGH

📋 TL;DR

This CVE describes a reflected cross-site scripting (XSS) vulnerability in the KenthaRadio WordPress theme. Attackers can inject malicious scripts via crafted URLs that execute when victims visit those links. Users of the KenthaRadio theme versions up to and including 2.2.0 are affected.

💻 Affected Systems

Products:
  • QantumThemes KenthaRadio WordPress theme
Versions: All versions up to and including 2.2.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: This is a WordPress theme vulnerability, so it affects any WordPress installation using the vulnerable theme version.

⚠️ 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 deliver malware payloads.

🟠

Likely Case

Attackers typically use this to steal session cookies or credentials, redirect users to phishing sites, or perform limited actions in the user's context.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before execution, preventing exploitation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Reflected XSS vulnerabilities are commonly exploited and require minimal technical skill. The vulnerability is publicly documented with proof-of-concept details available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 2.2.1 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Theme/qt-kentharadio/vulnerability/wordpress-kentharadio-theme-2-2-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Check if KenthaRadio theme update is available. 4. Update to version 2.2.1 or later. 5. Clear any caching plugins or server caches.

🔧 Temporary Workarounds

Input Validation Filter

all

Implement server-side input validation to sanitize all user inputs before processing.

// PHP example: filter_input(INPUT_GET, 'parameter', FILTER_SANITIZE_STRING);

Content Security Policy

all

Implement Content Security Policy headers to restrict script execution sources.

Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
// Add to .htaccess or server configuration

🧯 If You Can't Patch

  • Disable or replace the KenthaRadio theme with a secure alternative
  • Implement web application firewall (WAF) rules to block XSS payloads

🔍 How to Verify

Check if Vulnerable:

Check WordPress theme version in Appearance > Themes or via wp-content/themes/qt-kentharadio/style.css header.

Check Version:

grep 'Version' wp-content/themes/qt-kentharadio/style.css | head -1

Verify Fix Applied:

Verify theme version is 2.2.1 or later and test with known XSS payloads to confirm they're properly sanitized.

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests containing script tags or JavaScript code
  • Multiple failed requests with XSS payload patterns

Network Indicators:

  • HTTP requests containing <script>, javascript:, or encoded XSS payloads in URL parameters

SIEM Query:

source="web_server_logs" AND ("<script>" OR "javascript:" OR "onerror=" OR "onload=")

🔗 References

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