CVE-2026-27303 — AI Deep Analysis Summary

🚨 **Essence**: Adobe Connect suffers from a **Code Issue** due to unsafe deserialization. <br>💥 **Consequences**: Attackers can achieve **Arbitrary Code Execution** on the target system.…

🛡️ **Root Cause**: **CWE-502** (Deserialization of Untrusted Data). <br>⚠️ **Flaw**: The application processes data from untrusted sources without proper validation or sanitization during the deserialization process.

🏢 **Vendor**: Adobe. <br>📦 **Product**: Adobe Connect. <br>📅 **Affected Versions**: **2025.3** and **12.10** (and earlier versions).

🔓 **Privileges**: Attackers can execute code with the **same privileges** as the application. <br>📊 **Data Impact**: Full **Confidentiality, Integrity, and Availability** compromise. System control is lost.

🔑 **Auth Requirement**: **PR:N** (Privileges Required: None). <br>👀 **User Interaction**: **UI:R** (User Interaction Required). <br>🌐 **Network**: **AV:N** (Network Accessible).…

🕵️ **Public Exploit**: **No**. <br>📄 **PoC**: The `pocs` field is empty. <br>🌍 **Wild Exploitation**: No evidence of active wild exploitation in the provided data.

🔍 **Self-Check**: Scan for **Adobe Connect** services. <br>📋 **Version Check**: Verify if the installed version is **2025.3** or **≤12.10**.…

🩹 **Official Fix**: **Yes**. <br>📢 **Advisory**: Refer to **APSB26-37** (Adobe Product Security Bulletin). <br>🔗 **Link**: https://helpx.adobe.com/security/products/connect/apsb26-37.html

🚧 **Workaround**: If patching is delayed, **disable** the vulnerable deserialization features if possible. <br>🛑 **Network**: Restrict access to Adobe Connect ports.…

🔥 **Urgency**: **HIGH**. <br>📈 **CVSS**: **9.8** (Critical). <br>⚡ **Priority**: Immediate patching recommended. The combination of **Network Access**, **No Auth**, and **High Impact** makes this a top-priority fix.