CVE-2025-4334 — AI Deep Analysis Summary

🚨 **Essence**: Critical Privilege Escalation in WordPress Plugin 'Simple User Registration'. 💥 **Consequences**: Unauthenticated attackers can register as **Administrators**. Full site control is lost.…

🛡️ **CWE**: CWE-269 (Improper Privilege Management). 🔍 **Flaw**: Insufficient restrictions on **user meta values** during the registration process. The system blindly accepts admin-level metadata from untrusted input.

📦 **Vendor**: nmedia. 📦 **Product**: Simple User Registration (WordPress Plugin). 📉 **Affected Versions**: **6.3 and earlier**. 🌐 **Platform**: WordPress sites using this specific plugin.

👑 **Privileges**: Escalates to **Administrator** level. 📂 **Data Access**: Full read/write access to all site content, users, and settings. 🔓 **Action**: Create new admin accounts, delete data, install malicious plugins,…

📉 **Threshold**: **Extremely Low**. 🔑 **Auth**: **Unauthenticated**. No login required. ⚙️ **Config**: Exploitable via standard registration form fields. No special configuration needed by the attacker.

🔥 **Public Exploits**: **YES**. 📂 **PoCs Available**: Multiple Proof-of-Concepts on GitHub (e.g., Nxploited, 0xgh057r3c0n, zr1p3r). 🚀 **Automation**: Nuclei templates exist for automated scanning.…

🔍 **Self-Check**: Scan for 'Simple User Registration' plugin version. 📊 **Tooling**: Use Nuclei or WPScan to detect version <= 6.3. 👀 **Visual**: Check if registration forms allow meta-field injection (advanced). ⚠️ **Al…

🛠️ **Official Fix**: Patch released in WordPress Plugin Trac (Changeset 3327946). ✅ **Status**: Fixed in versions **> 6.3**. 🔄 **Action**: Update the plugin immediately to the latest version available on WordPress.org.

🚫 **No Patch?**: Disable the 'Simple User Registration' plugin entirely. 🔒 **Mitigation**: Restrict user registration via WordPress core settings if possible. 🛡️ **WAF**: Block registration endpoints if the plugin cannot…

🔴 **Priority**: **CRITICAL (P1)**. ⏱️ **Urgency**: **Immediate Action Required**. 📈 **CVSS**: 9.8 (Critical). 🚨 **Reason**: Unauthenticated, trivial to exploit, full admin takeover. Patch now!