survival-curve-risk-table

The code is an analysis and visualization utility with no evident malicious behavior, data exfiltration, or backdoor functionality. The principal security issue is unsafe deserialization through pandas.read_pickle when the input file is untrusted, which can result in arbitrary code execution. Arbitrary command-line-controlled file reads and writes are also present. The shown `epilog` line is syntactically invalid and would prevent execution unless the source was truncated or the value was intended to be supplied. Treat pickle inputs as trusted only, or remove pickle support/use a safe serialization format.