CVE-2026-24984
📋 TL;DR
This CVE describes a Missing Authorization vulnerability in the Brecht Visual Link Preview WordPress plugin that allows attackers to exploit incorrectly configured access control security levels. The vulnerability affects all versions up to and including 2.2.9, potentially allowing unauthorized users to perform actions they shouldn't be able to. WordPress sites using this plugin are affected.
💻 Affected Systems
- Brecht Visual Link Preview 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 modify plugin settings, inject malicious content, or potentially escalate privileges to gain administrative access to the WordPress site.
Likely Case
Unauthorized users could modify link preview settings, inject malicious URLs, or manipulate plugin functionality to serve malicious content to visitors.
If Mitigated
With proper access controls and authentication requirements, the vulnerability would be limited to authorized users only.
🎯 Exploit Status
Missing authorization vulnerabilities typically require minimal technical skill to exploit once the attack vector is identified.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after 2.2.9
Restart Required: No
Instructions:
1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find 'Visual Link Preview'
4. Click 'Update Now' if available
5. If no update available, deactivate and delete the plugin
6. Install the latest version from WordPress repository
🔧 Temporary Workarounds
Disable Plugin
allTemporarily deactivate the Visual Link Preview plugin to eliminate the vulnerability
wp plugin deactivate visual-link-preview
Restrict Access
allImplement IP-based restrictions or web application firewall rules to block unauthorized access to plugin endpoints
🧯 If You Can't Patch
- Implement strict access controls and authentication requirements for all plugin functionality
- Monitor logs for unauthorized access attempts to plugin endpoints and implement rate limiting
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Installed Plugins for Visual Link Preview version 2.2.9 or earlierCheck Version:
wp plugin get visual-link-preview --field=versionVerify Fix Applied:
Verify plugin version is higher than 2.2.9 in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unauthorized POST requests to visual-link-preview endpoints
- Multiple failed authentication attempts followed by successful plugin access
Network Indicators:
- Unusual traffic patterns to /wp-content/plugins/visual-link-preview/ endpoints
- Requests bypassing authentication to plugin admin functions
SIEM Query:
source="wordpress.log" AND (uri_path="/wp-admin/admin-ajax.php" AND parameters CONTAINS "visual-link-preview") AND user="-"