Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to Deserialization of Untrusted Data in LangChain [CVE-2026-44843]

Summary IBM Watson Speech Services Cartridge is vulnerable to Deserialization of Untrusted Data in LangChain, due to older runtime code paths that deserialize run inputs, run outputs, or other application-controlled payloads using overly broad object allowlists CVE-2026-44843. Langchain is used i...