CVE-2025-2006

8.8 HIGH

📋 TL;DR

The Inline Image Upload for BBPress WordPress plugin allows authenticated attackers (Subscriber-level or higher) to upload arbitrary files due to missing file extension validation. This can lead to remote code execution on the server. Unauthenticated attackers can also exploit this when guest posting is enabled.

💻 Affected Systems

Products:
  • Inline Image Upload for BBPress WordPress plugin
Versions: All versions up to and including 1.1.19
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Unauthenticated exploitation requires 'Allow guest users without accounts to create topics and replies' setting enabled.

⚠️ 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

Full server compromise via remote code execution, allowing attackers to install malware, steal data, or pivot to other systems.

🟠

Likely Case

Webshell upload leading to data theft, defacement, or use as part of a botnet.

🟢

If Mitigated

Limited to file uploads without execution if proper file permissions and web server configurations are in place.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploitation requires understanding of WordPress plugin structure and file upload bypass techniques.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.1.19

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3264738%40image-upload-for-bbpress&new=3264738%40image-upload-for-bbpress&sfp_email=&sfph_mail=

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Inline Image Upload for BBPress'. 4. Click 'Update Now' if available. 5. If no update appears, manually download latest version from WordPress.org and replace plugin files.

🔧 Temporary Workarounds

Disable Guest Posting

all

Prevent unauthenticated exploitation by disabling guest posting feature in BBPress settings.

Restrict File Uploads via .htaccess

Apache

Block execution of uploaded files in upload directories.

<FilesMatch "\.(php|php3|php4|php5|phtml|pl|py|jsp|asp|htm|html|shtml|sh|cgi)$">
  Order Allow,Deny
  Deny from all
</FilesMatch>

🧯 If You Can't Patch

  • Disable the plugin completely until patched.
  • Implement web application firewall rules to block suspicious file uploads.

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for 'Inline Image Upload for BBPress' version 1.1.19 or earlier.

Check Version:

wp plugin list --name='Inline Image Upload for BBPress' --field=version

Verify Fix Applied:

Confirm plugin version is higher than 1.1.19 in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual file uploads to /wp-content/uploads/bbp-image-upload/ directory
  • POST requests to /wp-admin/admin-ajax.php with action=bbp_image_upload

Network Indicators:

  • HTTP POST requests with file uploads containing executable extensions (.php, .jsp, etc.)

SIEM Query:

source="web_server" AND uri="/wp-admin/admin-ajax.php" AND method="POST" AND params.action="bbp_image_upload"

🔗 References

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