CVE-2021-34624 — AI Deep Analysis Summary

🚨 **Essence**: Arbitrary File Upload in ProfilePress Plugin. 📉 **Consequences**: Attackers can upload malicious files (e.g., webshells) during user registration or profile updates.…

🛡️ **CWE**: CWE-434 (Unrestricted Upload of File with Dangerous Type). 🔍 **Flaw**: The `FileUploader.php` component fails to validate file types or extensions properly, allowing dangerous file execution.

🏢 **Vendor**: ProfilePress. 📦 **Product**: ProfilePress WordPress Plugin. 📅 **Affected Versions**: 3.0.0 through 3.1.3. ⚠️ **Component**: `~/src/Classes/FileUploader.php`.

👑 **Privileges**: No authentication required (PR:N). 📂 **Data Access**: Can upload arbitrary files. 💻 **Control**: Execute arbitrary code on the server via uploaded scripts.…

📉 **Threshold**: LOW. 🚫 **Auth**: No authentication needed (PR:N). 🖱️ **UI**: No user interaction needed (UI:N). 🌐 **Network**: Network accessible (AV:N). 🎯 **Complexity**: Low (AC:L). Easy to exploit remotely.

🔓 **Exploit**: Yes. 📜 **PoC**: Public Nuclei template available on GitHub (projectdiscovery/nuclei-templates). 🌍 **Wild Exploitation**: High risk due to simple vector and public detection tools.

🔍 **Check**: Scan for ProfilePress plugin version 3.0.0-3.1.3. 🧪 **Test**: Attempt file upload via registration/profile update endpoints. 🛠️ **Tool**: Use Nuclei with the specific CVE-2021-34624 template.…

🔧 **Fix**: Update ProfilePress plugin to a version > 3.1.3. ✅ **Patch**: Vendor released patch for this critical vulnerability. 📝 **Source**: WordFence blog confirms patch availability.

🚫 **Workaround**: Disable the ProfilePress plugin immediately if patching isn't possible. 🛑 **Restrict**: Block file upload endpoints via WAF rules.…

🔥 **Priority**: CRITICAL. 🚨 **Urgency**: Immediate action required. 📉 **CVSS**: 9.8 (High). ⚡ **Risk**: Active exploitation is likely due to public PoC and low barrier to entry.