"admin@localhost", "id": 42 } Changed in version 0.11: Added support for serializing top-level arrays. This introduces a security risk in ancient browsers. See JSON Security for details. This function’s exist in Flask. 3.3.3 JSON Security In Flask 0.10 and lower, jsonify() did not serialize top-level arrays to JSON. This was because of a security vulnerability in ECMAScript 4. ECMAScript 5 closed this more serious vulnerabilities, so this behavior was changed and jsonify() now supports serializing arrays. 3.3.4 Security Headers Browsers recognize various response headers in order to control security

not exist in Flask. JSON Security In Flask 0.10 and lower, jsonify() did not serialize top-level arrays to JSON. This was because of a security vulnerability in ECMAScript 4. ECMAScript 5 closed this /248#issuecomment-59934857], so this behavior was changed and jsonify() now supports serializing arrays. Security Headers Browsers recognize various response headers in order to control security. We 2] Version 0.11 Released 2016-05-29, codename Absinthe Added support to serializing top-level arrays to flask.jsonify(). This introduces a security risk in ancient browsers. See JSON Security for details