CVE-2025-63063
📋 TL;DR
This CVE describes a Missing Authorization vulnerability in the Yandex.Metrica WordPress plugin that allows attackers to exploit incorrectly configured access control security levels. Attackers can perform unauthorized actions due to insufficient authorization checks. This affects WordPress sites using the Yandex.Metrica plugin version 1.2.2 and earlier.
💻 Affected Systems
- Yandex.Metrica WordPress Plugin (wp-yandex-metrika)
⚠️ 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 tracking code, or potentially escalate privileges to compromise the WordPress site.
Likely Case
Unauthorized users can change Yandex.Metrica configuration, potentially injecting malicious JavaScript or altering tracking behavior.
If Mitigated
With proper access controls and authentication, only authorized administrators can modify plugin settings.
🎯 Exploit Status
Exploitation requires access to WordPress but not necessarily authentication. The vulnerability is in access control mechanisms.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.2.3 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Go to Plugins → Installed Plugins. 3. Find Yandex.Metrica plugin. 4. Click 'Update Now' if update available. 5. Alternatively, download version 1.2.3+ from WordPress repository and replace plugin files.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the Yandex.Metrica plugin until patched
wp plugin deactivate wp-yandex-metrika
Restrict Access
linuxImplement IP-based restrictions to WordPress admin area
# Add to .htaccess for Apache: Order Deny,Allow
Deny from all
Allow from 192.168.1.0/24
🧯 If You Can't Patch
- Remove the Yandex.Metrica plugin completely from the WordPress installation
- Implement web application firewall (WAF) rules to block unauthorized access to plugin endpoints
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for Yandex.Metrica version. If version is 1.2.2 or lower, you are vulnerable.Check Version:
wp plugin get wp-yandex-metrika --field=versionVerify Fix Applied:
After update, verify plugin version shows 1.2.3 or higher in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unauthorized POST requests to /wp-admin/admin-ajax.php with yandex_metrika actions
- Multiple failed authentication attempts followed by successful plugin configuration changes
Network Indicators:
- Unusual traffic to WordPress admin endpoints from unauthorized IP addresses
- Requests containing 'yandex_metrika' parameters from non-admin users
SIEM Query:
source="wordpress.log" AND (uri_path="/wp-admin/admin-ajax.php" AND parameters CONTAINS "yandex_metrika") AND user_role!="administrator"