CVE-2025-14145
📋 TL;DR
The Niche Hero WordPress plugin has a stored XSS vulnerability in the 'spacing' parameter of the nh_row shortcode. Authenticated attackers with Contributor access or higher can inject malicious scripts that execute when users view compromised pages. All WordPress sites using this plugin up to version 1.0.5 are affected.
💻 Affected Systems
- Niche Hero 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 admin credentials, deface websites, redirect users to malicious sites, or install backdoors for persistent access.
Likely Case
Attackers with contributor accounts inject malicious scripts to steal session cookies or redirect users to phishing pages.
If Mitigated
With proper user role management and input validation, impact is limited to low-privilege account compromise.
🎯 Exploit Status
Exploitation requires authenticated access but is technically simple once an attacker has contributor privileges.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.0.6 or later
Vendor Advisory: https://plugins.trac.wordpress.org/browser/niche-hero
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Niche Hero' plugin. 4. Click 'Update Now' if update available. 5. If no update, deactivate and delete plugin, then install fresh version from WordPress repository.
🔧 Temporary Workarounds
Remove Contributor Role Access
allTemporarily restrict contributor-level users from creating or editing posts until patched.
Disable nh_row Shortcode
allRemove or disable the vulnerable shortcode functionality.
Add to theme's functions.php: remove_shortcode('nh_row');
🧯 If You Can't Patch
- Deactivate and remove the Niche Hero plugin entirely
- Implement strict user role management and audit all contributor accounts
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin > Plugins > Installed Plugins for Niche Hero version 1.0.5 or earlier.Check Version:
wp plugin list --name=niche-hero --field=versionVerify Fix Applied:
Verify plugin version is 1.0.6 or later in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unusual post/page edits by contributor users
- Suspicious script tags in post content containing 'spacing' parameter
Network Indicators:
- Unexpected JavaScript execution from post content
- External script loading from post editor accounts
SIEM Query:
source="wordpress" AND (event="post_edit" OR event="page_edit") AND user_role="contributor" AND content CONTAINS "nh_row" AND content CONTAINS "spacing="