CVE-2025-9371
📋 TL;DR
The Betheme WordPress theme has a stored XSS vulnerability in the page_title parameter that allows authenticated attackers with Contributor access or higher to inject malicious scripts into pages. These scripts execute when users view the compromised pages, potentially stealing credentials or performing unauthorized actions. All WordPress sites using Betheme up to version 28.1.6 are affected.
💻 Affected Systems
- Betheme WordPress Theme
⚠️ 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 administrator credentials, take over the WordPress site, install backdoors, deface pages, or redirect users to malicious sites, potentially leading to complete site compromise and data theft.
Likely Case
Attackers with contributor access inject malicious scripts to steal session cookies or credentials from users viewing affected pages, potentially gaining higher privileges or accessing sensitive information.
If Mitigated
With proper user access controls and regular monitoring, impact is limited to potential defacement or minor data exposure from compromised contributor accounts.
🎯 Exploit Status
Exploitation requires authenticated access with at least Contributor privileges. Attackers need to understand WordPress theme structure and breadcrumb functionality.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 28.1.7
Vendor Advisory: https://themeforest.net/item/betheme-responsive-multipurpose-wordpress-theme/7758048#item-description__version-28-1-7-september-3rd-2025
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Check if Betheme theme is active. 4. Update theme to version 28.1.7 or later via theme update mechanism. 5. Verify update completed successfully.
🔧 Temporary Workarounds
Remove Contributor Access
allTemporarily restrict or remove Contributor-level user accounts until patch is applied
Input Sanitization Filter
WordPressAdd custom filter to sanitize page_title parameter in theme functions
add_filter('betheme_page_title', 'sanitize_text_field');
🧯 If You Can't Patch
- Implement strict Content Security Policy (CSP) headers to limit script execution
- Use web application firewall (WAF) rules to block XSS payloads in page_title parameter
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Appearance > Themes > Betheme details for version number. If version is 28.1.6 or lower, system is vulnerable.Check Version:
wp theme list --field=name,version --status=activeVerify Fix Applied:
After updating, verify theme version shows 28.1.7 or higher in WordPress admin panel. Test page_title parameter with safe test payload to confirm sanitization.📡 Detection & Monitoring
Log Indicators:
- Unusual page_title parameter values in WordPress logs
- Multiple page edits from contributor accounts in short time
- Script tags or JavaScript in breadcrumb-related logs
Network Indicators:
- Unexpected script sources loading on Betheme theme pages
- Suspicious outbound connections from pages with modified titles
SIEM Query:
source="wordpress.log" AND ("page_title" AND ("<script" OR "javascript:" OR "onerror=" OR "onload="))