CVE-2026-21020-Protobuf-Message-Parsing-Polymorphic-Deserialization-Vulnerability

CVE-2026-21020 – Protobuf 消息解析多态反序列化漏洞 程序代码（Python，使用 protobuf） protovuln.py - Insecure handling of Any type import addressbookpb2 Example protobuf Simulated deserialization that trusts an injected typeurl from google.protobuf import anypb2 anymsg = anypb2.Any anymsg.typeurl =...