CVE-2025-8605

6.4 MEDIUM

📋 TL;DR

This stored XSS vulnerability in the Gutenify WordPress plugin allows authenticated attackers with contributor-level access or higher to inject malicious scripts into website pages. The scripts execute whenever users view the compromised pages, potentially stealing credentials or performing unauthorized actions. All WordPress sites using vulnerable Gutenify plugin versions are affected.

💻 Affected Systems

Products:
  • Gutenify – Visual Site Builder Blocks & Site Templates WordPress plugin
Versions: All versions up to and including 1.5.9
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with Gutenify plugin enabled. Contributor-level or higher user account needed for exploitation.

⚠️ 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, deface content, install backdoors, or redirect visitors to malicious sites.

🟠

Likely Case

Attackers with contributor access inject malicious scripts to steal user session cookies, perform actions as other users, or display fraudulent content.

🟢

If Mitigated

With proper user access controls and content security policies, impact is limited to the specific compromised pages and user sessions.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires authenticated access but is straightforward once attacker has contributor privileges. No public exploit code identified yet.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.6.0 or later

Vendor Advisory: https://wordpress.org/plugins/gutenify/#developers

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Gutenify plugin. 4. Click 'Update Now' if update available. 5. If no update appears, manually download version 1.6.0+ from WordPress.org and replace plugin files.

🔧 Temporary Workarounds

Disable Gutenify Plugin

all

Temporarily deactivate the vulnerable plugin until patched

wp plugin deactivate gutenify

Restrict User Roles

all

Limit contributor and author role assignments to trusted users only

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Regularly audit user accounts and remove unnecessary contributor-level access

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins → Gutenify version. If version is 1.5.9 or lower, you are vulnerable.

Check Version:

wp plugin get gutenify --field=version

Verify Fix Applied:

After updating, confirm Gutenify plugin version is 1.6.0 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to WordPress admin-ajax.php with Gutenify parameters
  • Multiple failed login attempts followed by successful contributor-level login

Network Indicators:

  • Unexpected JavaScript payloads in WordPress page responses
  • External script loads from suspicious domains in page content

SIEM Query:

source="wordpress" AND (uri_path="*/wp-admin/admin-ajax.php" AND query="action=gutenify_*")

🔗 References

📤 Share & Export