CVE-2025-12666

6.4 MEDIUM

📋 TL;DR

This stored XSS vulnerability in the Google Drive upload and download link WordPress plugin allows authenticated attackers with Contributor-level access or higher to inject malicious scripts via the 'link' parameter. When users visit pages containing the compromised shortcode, the scripts execute in their browsers. All WordPress sites using this plugin up to version 1.0 are affected.

💻 Affected Systems

Products:
  • Google Drive upload and download link WordPress plugin
Versions: All versions up to and including 1.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with the vulnerable plugin enabled and at least one user with Contributor role or higher.

⚠️ 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, redirect users to malicious sites, deface websites, or install backdoors for persistent access.

🟠

Likely Case

Attackers with contributor accounts inject malicious scripts to steal user session cookies or redirect visitors to phishing pages.

🟢

If Mitigated

With proper user role management and content review, impact is limited to potential defacement of specific pages.

🌐 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 an attacker has Contributor privileges.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not available

Vendor Advisory: https://wordpress.org/plugins/google-drive-upload-and-download-link/

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins → Installed Plugins
3. Deactivate and delete the 'Google Drive upload and download link' plugin
4. Find an alternative secure plugin for Google Drive integration

🔧 Temporary Workarounds

Remove Contributor role access

all

Temporarily restrict plugin usage to only trusted administrators

Disable shortcode execution

all

Remove or disable the 'atachfilegoogle' shortcode from theme files

🧯 If You Can't Patch

  • Implement strict content review for all posts/pages created by Contributor-level users
  • Install a web application firewall (WAF) with XSS protection rules

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for 'Google Drive upload and download link' plugin version 1.0 or earlier

Check Version:

wp plugin list --name='google-drive-upload-and-download-link' --field=version

Verify Fix Applied:

Confirm the plugin is no longer installed or has been replaced with a secure alternative

📡 Detection & Monitoring

Log Indicators:

  • Unusual post/page edits by Contributor users
  • Suspicious 'link' parameter values in shortcodes

Network Indicators:

  • Unexpected JavaScript execution from WordPress pages
  • External script loading from unusual domains

SIEM Query:

source="wordpress" AND (event="post_edit" OR event="page_edit") AND user_role="contributor" AND content CONTAINS "atachfilegoogle"

🔗 References

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