CVE-2025-60094

4.3 MEDIUM

📋 TL;DR

This CVE describes a missing authorization vulnerability in the Stackable WordPress plugin that allows attackers to exploit incorrectly configured access control security levels. It affects all WordPress sites running Stackable plugin versions up to 3.18.1, potentially allowing unauthorized access to restricted functionality.

💻 Affected Systems

Products:
  • Stackable - Ultimate Gutenberg Blocks WordPress Plugin
Versions: All versions up to and including 3.18.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations using vulnerable versions of the Stackable 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.

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 gain administrative privileges, modify site content, inject malicious code, or access sensitive data depending on the specific broken access control points.

🟠

Likely Case

Unauthorized users could perform actions intended only for authenticated users or specific roles, such as modifying content, changing settings, or accessing restricted data.

🟢

If Mitigated

With proper role-based access controls and authentication checks, impact would be limited to minor functionality abuse.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires understanding of WordPress role structures and plugin functionality. No public exploit code available at this time.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 3.18.2 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/stackable-ultimate-gutenberg-blocks/vulnerability/wordpress-stackable-plugin-3-18-1-broken-access-control-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Stackable plugin and click 'Update Now'. 4. Verify update to version 3.18.2 or higher.

🔧 Temporary Workarounds

Disable vulnerable plugin

all

Temporarily deactivate the Stackable plugin until patched

Restrict plugin access

all

Use WordPress role management plugins to restrict access to Stackable functionality

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can access the WordPress admin interface
  • Enable detailed logging and monitoring for unauthorized access attempts to Stackable functionality

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins, find Stackable and check version number

Check Version:

wp plugin list --name=stackable --field=version

Verify Fix Applied:

Verify Stackable plugin version is 3.18.2 or higher in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to Stackable-specific endpoints
  • User role escalation attempts
  • Unusual plugin function calls from non-admin users

Network Indicators:

  • HTTP requests to Stackable admin endpoints from unauthorized IPs
  • POST requests to plugin-specific endpoints without proper authentication

SIEM Query:

source="wordpress" AND (uri_path="/wp-admin/admin-ajax.php" AND action CONTAINS "stackable") AND user_role!="administrator"

🔗 References

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