PYSEC-2026-3465 FiftyOne App server uses wildcard CORS (Access-Control-Allow-Origin: *), enabling cross-origin reads of local server data

Impact The FiftyOne App/API server fiftyone/server/app.py and the /media route fiftyone/server/routes/media.py unconditionally set a permissive CORS header Access-Control-Allow-Origin: on their responses. Because the embedded App server runs locally and is unauthenticated, this allows any website...