Insecure Deserialization (OWASP A08) Prevent remote code execution and object injection through safe deserialization practices. When to Use - Parsing serialized objects from untrusted sources - Handling session data or cookies - Processing API payloads with type information - Working with message queues - Importing/exporting data Risk Levels by Language | Language | Serialization | Risk | Impact | |----------|--------------|------|--------| | Java | ObjectInputStream | CRITICAL | RCE | | Python | pickle/marshal | CRITICAL | RCE | | PHP | unserialize() | CRITICAL | RCE | | Ruby | Marshal.load…