CVE-2025-62016 — AI Deep Analysis Summary

Q: What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: A critical code execution flaw in the **Kallyas** WordPress theme. 📉 **Consequences**: Attackers can upload dangerous files, leading to **Arbitrary Code Execution** and total server compromise. 💥

Q: Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-434** (Unrestricted Upload of File with Dangerous Type). 🐛 **Flaw**: The theme fails to properly validate file types during upload, allowing malicious scripts to bypass security checks. ⚠️

Q: Who is affected? (Versions/Components)

🏢 **Vendor**: hogash. 📦 **Product**: Kallyas WordPress Theme. 📅 **Affected Versions**: **4.22.0 and earlier**. ✅ **Safe**: Versions > 4.22.0.

Q: What can hackers do? (Privileges/Data)

🕵️ **Hacker Actions**: Upload web shells or malicious PHP files. 💻 **Privileges**: Execute arbitrary code on the server. 📂 **Data Impact**: Full access to sensitive data, database, and system files. 🔓

Q: Is there a public Exp? (PoC/Wild Exploitation)

📜 **Public Exploit**: **No** specific PoC provided in the data (`pocs: []`). 🌐 **Status**: Listed in Patchstack VDB. 🕵️♂️ **Risk**: High potential for wild exploitation due to simplicity of file upload flaws.

Q: How to self-check? (Features/Scanning)

🔍 **Self-Check**: Scan for **Kallyas theme** version < 4.22.0. 📤 **Feature Test**: Check if file upload endpoints accept `.php` or `.exe` extensions. 🛠️ **Tool**: Use WPScan or Patchstack database search.

Q: Is it fixed officially? (Patch/Mitigation)

🔧 **Fix**: Update Kallyas theme to **version 4.22.1 or later**. 📥 **Source**: Official WordPress repository or vendor site. 🔄 **Action**: Immediate update recommended.

Q: What if no patch? (Workaround)

🚫 **No Patch?**: Disable file upload features if possible. 🛡️ **Mitigation**: Restrict upload directories via `.htaccess` or WAF rules. 🧹 **Clean**: Regularly scan for suspicious `.php` files in upload folders.

Q: Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **HIGH**. 🚨 **Priority**: Critical. CVSS Score is **High** (likely 9.0+ based on vector). 🏃 **Action**: Patch immediately to prevent remote code execution. ⏳

Updated May 06, 2026 CVSS 9.9 · Critical

This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis →

Q1What is this vulnerability? (Essence + Consequences)

🚨 **Essence**: A critical code execution flaw in the **Kallyas** WordPress theme. 📉 **Consequences**: Attackers can upload dangerous files, leading to **Arbitrary Code Execution** and total server compromise. 💥

Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-434** (Unrestricted Upload of File with Dangerous Type). 🐛 **Flaw**: The theme fails to properly validate file types during upload, allowing malicious scripts to bypass security checks. ⚠️

Q3Who is affected? (Versions/Components)

🏢 **Vendor**: hogash. 📦 **Product**: Kallyas WordPress Theme. 📅 **Affected Versions**: **4.22.0 and earlier**. ✅ **Safe**: Versions > 4.22.0.

Q4What can hackers do? (Privileges/Data)

🕵️ **Hacker Actions**: Upload web shells or malicious PHP files. 💻 **Privileges**: Execute arbitrary code on the server. 📂 **Data Impact**: Full access to sensitive data, database, and system files. 🔓

Q5Is exploitation threshold high? (Auth/Config)

🔑 **Auth Required**: **Yes**. The CVSS vector `PR:L` indicates **Privileges Required: Low**. 🚪 **Config**: No User Interface interaction needed (`UI:N`).…

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Q6Is there a public Exp? (PoC/Wild Exploitation)

📜 **Public Exploit**: **No** specific PoC provided in the data (`pocs: []`). 🌐 **Status**: Listed in Patchstack VDB. 🕵️‍♂️ **Risk**: High potential for wild exploitation due to simplicity of file upload flaws.

Q7How to self-check? (Features/Scanning)

🔍 **Self-Check**: Scan for **Kallyas theme** version < 4.22.0. 📤 **Feature Test**: Check if file upload endpoints accept `.php` or `.exe` extensions. 🛠️ **Tool**: Use WPScan or Patchstack database search.

Q8Is it fixed officially? (Patch/Mitigation)

🔧 **Fix**: Update Kallyas theme to **version 4.22.1 or later**. 📥 **Source**: Official WordPress repository or vendor site. 🔄 **Action**: Immediate update recommended.

Q9What if no patch? (Workaround)

🚫 **No Patch?**: Disable file upload features if possible. 🛡️ **Mitigation**: Restrict upload directories via `.htaccess` or WAF rules. 🧹 **Clean**: Regularly scan for suspicious `.php` files in upload folders.

Q10Is it urgent? (Priority Suggestion)

🔥 **Urgency**: **HIGH**. 🚨 **Priority**: Critical. CVSS Score is **High** (likely 9.0+ based on vector). 🏃 **Action**: Patch immediately to prevent remote code execution. ⏳

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Vulnerability detail Full AI analysis (login) hogash CWE-434