CVE-2026-63470 fastapi-code-generator: Call-time RCE via operation summary -> unescaped route-handler docstring

fastapi-code-generator creates FastAPI applications from OpenAPI files. Prior to 0.8.1, the generator inserts Operation.summary into a generated route-handler docstring as a triple-double-quoted string without escaping embedded triple quotes. An attacker-controlled or attacker-influenced operatio...