CVE-2025-12934
📋 TL;DR
The Beaver Builder WordPress plugin has an authorization bypass vulnerability that allows authenticated users with Subscriber-level access or higher to duplicate and overwrite Beaver Builder-created posts with content from other posts. This can expose private content, delete unrecoverable data, and modify website content. All WordPress sites using Beaver Builder up to version 2.9.4.1 are affected.
💻 Affected Systems
- Beaver Builder – WordPress Page Builder
⚠️ 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 overwrite critical pages with malicious content, expose private/password-protected posts, permanently delete content not saved in revisions, and deface the entire website.
Likely Case
Subscribers or low-privilege users could modify posts they shouldn't have access to, potentially exposing sensitive content or disrupting site functionality.
If Mitigated
With proper user role management and monitoring, impact is limited to authorized users misusing their access within expected boundaries.
🎯 Exploit Status
Exploitation requires authenticated access but is straightforward once authenticated. The vulnerability is publicly documented with code references.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after 2.9.4.1
Vendor Advisory: https://plugins.trac.wordpress.org/changeset/3425646/beaver-builder-lite-version/trunk
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Beaver Builder. 4. Click 'Update Now' if available. 5. Alternatively, download latest version from WordPress repository and manually update.
🔧 Temporary Workarounds
Temporarily disable Beaver Builder
allDeactivate the plugin to prevent exploitation while planning permanent fix
wp plugin deactivate beaver-builder-lite-version
Restrict user roles
allTemporarily remove Subscriber and other low-privilege accounts until patched
wp user delete [username] --yes
🧯 If You Can't Patch
- Implement strict user role management and audit all Subscriber+ accounts
- Enable comprehensive logging and monitoring for post modification activities
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Beaver Builder version. If version is 2.9.4.1 or lower, you are vulnerable.Check Version:
wp plugin get beaver-builder-lite-version --field=versionVerify Fix Applied:
After updating, verify version is higher than 2.9.4.1. Test with Subscriber account that duplicate_wpml_layout function requires proper authorization.📡 Detection & Monitoring
Log Indicators:
- Multiple POST requests to duplicate_wpml_layout endpoint from low-privilege users
- Unexpected post modifications or deletions by Subscriber accounts
- Rapid content changes to Beaver Builder posts
Network Indicators:
- HTTP POST requests to /wp-admin/admin-ajax.php with action=duplicate_wpml_layout
SIEM Query:
source="wordpress" AND (uri_path="/wp-admin/admin-ajax.php" AND post_data LIKE "%duplicate_wpml_layout%") AND user_role IN ("subscriber", "contributor", "author")🔗 References
- https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder-model.php#L181
- https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder-model.php#L5490
- https://plugins.trac.wordpress.org/changeset/3425646/beaver-builder-lite-version/trunk
- https://www.wordfence.com/threat-intel/vulnerabilities/id/bc2db74d-61b9-498a-a0d8-e43466b06f37?source=cve
