PYSEC-2026-1516 Server-Side Request Forgery in langchain-community.retrievers.web_research.WebResearchRetriever

A Server-Side Request Forgery SSRF vulnerability exists in the Web Research Retriever component in langchain-community langchain-community.retrievers.webresearch.WebResearchRetriever. The vulnerability arises because the Web Research Retriever does not restrict requests to remote internet...