CVE-2025-58857
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in the KaizenCoders Table of Content WordPress plugin allows attackers to inject malicious scripts into web pages. When users view pages containing the injected content, the scripts execute in their browsers, potentially stealing credentials or performing unauthorized actions. All WordPress sites using affected versions of this plugin are vulnerable.
💻 Affected Systems
- KaizenCoders Table of Content 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 administrator credentials, take over the WordPress site, deface content, or redirect visitors to malicious sites, potentially compromising the entire web server if combined with other vulnerabilities.
Likely Case
Attackers inject malicious JavaScript that steals user session cookies or credentials when visitors view affected pages, leading to account compromise and potential data theft.
If Mitigated
With proper input validation and output encoding, malicious scripts would be neutralized before being stored or displayed, preventing execution in user browsers.
🎯 Exploit Status
Stored XSS vulnerabilities are commonly exploited, though this specific exploit may require some WordPress knowledge. The vulnerability is in content generation, making exploitation straightforward once discovered.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.5.3.2 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Table of Content' plugin. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 1.5.3.2+ from WordPress.org and replace the plugin files.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate content-table
Content Security Policy
allImplement CSP headers to restrict script execution
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
- Disable the Table of Content plugin immediately
- Implement web application firewall (WAF) rules to block XSS payloads
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Table of Content version. If version is 1.5.3.1 or earlier, you are vulnerable.Check Version:
wp plugin get content-table --field=versionVerify Fix Applied:
After updating, verify plugin version shows 1.5.3.2 or later in WordPress admin plugins page.📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to WordPress admin-ajax.php or admin-post.php containing script tags
- Multiple failed login attempts following content updates
- User agents containing XSS payload patterns
Network Indicators:
- HTTP requests containing <script> tags in POST parameters
- Outbound connections to suspicious domains after page views
SIEM Query:
source="wordpress.log" AND ("<script" OR "javascript:" OR "onerror=" OR "onload=")