CVE-2026-42091 goshs has Cross-Origin Arbitrary File Write via Missing CSRF on PUT and Wildcard CORS

goshs is a SimpleHTTPServer written in Go. Prior to version 2.0.2, the PUT upload handler httpserver/updown.go lacks the CSRF token validation that was added to the POST upload handler during the CVE-2026-40883 fix. Combined with the unconditional Access-Control-Allow-Origin: on the OPTIONS...