PYSEC-2026-374 LangChain Experimental Eval Injection vulnerability

langchainexperimental aka LangChain Experimental 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify which uses eval in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 2023-10-05...