CVE-2025-47581 — AI Deep Analysis Summary

Q: Who is affected? (Versions/Components)

🏢 **Vendor**: elbisnero. 📦 **Product**: WordPress Events Calendar Registration & Tickets. 📅 **Affected Versions**: **2.6.0 and earlier** versions.

Updated May 06, 2026 CVSS 9.8 · 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**: Untrusted data deserialization in 'WordPress Events Calendar Registration & Tickets'.
💥 **Consequences**: Leads to **PHP Object Injection**.…

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Q2Root Cause? (CWE/Flaw)

🛡️ **Root Cause**: **CWE-502** (Deserialization of Untrusted Data).
⚠️ **Flaw**: The plugin fails to validate or sanitize data before passing it to PHP's `unserialize()` or similar functions, allowing malicious payloads …

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Q3Who is affected? (Versions/Components)

🏢 **Vendor**: elbisnero.
📦 **Product**: WordPress Events Calendar Registration & Tickets.
📅 **Affected Versions**: **2.6.0 and earlier** versions.

Q4What can hackers do? (Privileges/Data)

🕵️ **Attacker Actions**: 
**Object Injection**: Create arbitrary PHP objects.
**Data Access**: Read sensitive database contents (C:H).
**System Control**: Modify site files/settings (I:H).
…

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Q5Is exploitation threshold high? (Auth/Config)

🔓 **Exploitation Threshold**: **LOW**.
📊 **CVSS**: 3.1/AV:N/AC:L/PR:N/UI:N/S:U.
✅ **No Auth Required**: Privileges (PR:N) are not needed.
✅ **No User Interaction**: UI:N is required.
✅ **Network Accessible**: AV:N means …

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

📜 **Public Exploit**: **No PoC provided** in the current data.
🔍 **Status**: References point to Patchstack database entries.…

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Q7How to self-check? (Features/Scanning)

🔍 **Self-Check Method**:
**Version Check**: Verify if your plugin version is **≤ 2.6.0**.
**Scanner**: Use WordPress security scanners to detect 'Deserialization' or 'Object Injection' flags.
…

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Q8Is it fixed officially? (Patch/Mitigation)

🩹 **Official Fix**: **Yes**, implied by the CVE publication date (2025-05-19).
🔄 **Action**: Update the plugin to the latest version immediately.…

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Q9What if no patch? (Workaround)

🚧 **Workaround (If No Patch)**:
1. **Disable Plugin**: Deactivate 'WordPress Events Calendar Registration & Tickets' if not critical.
2.…

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Q10Is it urgent? (Priority Suggestion)

⚡ **Urgency**: **CRITICAL**.
🔥 **Priority**: **P0**.
📉 **Reason**: CVSS Score is **High** (likely 9.8+ based on vector). Remote, unauthenticated, and no UI interaction required.…

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Continue exploring

Vulnerability detail Full AI analysis (login) elbisnero CWE-502