Java Deserialization Magic Bytes AC ED 00 05 Exploit Attempt

Ankit Mehta@Secvyn

•updated Jun 30, 2026•0•0•2

Detects network traffic containing the Java Serialization magic header 'AC ED 00 05'. This sequence is commonly used to initiate Java deserialization attacks, which can lead to remote code execution if the application insecurely deserializes untrusted data.