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Q1What is this vulnerability? (Essence + Consequences)
🚨 **Essence**: Untrusted data deserialization in the WordPress plugin **Pix 4x sem juros - Pagaleve**. 💥 **Consequences**: Leads to **PHP Object Injection**.…
🛡️ **Root Cause**: **CWE-502** (Deserialization of Untrusted Data). The plugin fails to validate or sanitize data before passing it to PHP's deserialization functions, allowing attackers to inject malicious objects.
Q3Who is affected? (Versions/Components)
📦 **Affected**: **Pagaleve** product: **Pix 4x sem juros - Pagaleve**. 📉 **Version**: **1.6.9 and earlier**. If you are running this plugin, you are at risk.
Q4What can hackers do? (Privileges/Data)
💀 **Attacker Capabilities**: High impact! CVSS is **Critical (9.8)**. Attackers can achieve **Full Control** (Confidentiality, Integrity, Availability: High).…
⚡ **Exploitation Threshold**: **LOW**. 🌐 **Network**: Remote (AV:N). 🔓 **Auth**: None required (PR:N). 👁️ **UI**: None required (UI:N). 🎯 **Complexity**: Low (AC:L). This is an easy target for automated bots.
Q6Is there a public Exp? (PoC/Wild Exploitation)
🔍 **Public Exploit**: **No**. The `pocs` field is empty. However, the vulnerability type (Object Injection) is well-known. Hackers may craft custom payloads even without a public PoC. Assume it is exploitable.
Q7How to self-check? (Features/Scanning)
🔎 **Self-Check**: 1. Check WordPress admin for **Pix 4x sem juros - Pagaleve**. 2. Verify version is **≤ 1.6.9**. 3. Use vulnerability scanners to detect **CWE-502** patterns in the plugin's PHP files.
Q8Is it fixed officially? (Patch/Mitigation)
🛠️ **Official Fix**: **Yes**. The vendor **Pagaleve** has released a patch. 📥 **Action**: Update the plugin to the latest version immediately. Check the vendor's official site or WordPress repository.
Q9What if no patch? (Workaround)
🚧 **No Patch Workaround**: 1. **Disable/Deactivate** the plugin if not essential. 2. **Remove** the plugin files entirely. 3. Implement **WAF rules** to block suspicious PHP serialization patterns if possible.
Q10Is it urgent? (Priority Suggestion)
🔥 **Urgency**: **CRITICAL**. 🚨 With a CVSS of **9.8** and no authentication required, this is a high-priority fix. Patch immediately to prevent potential remote code execution.