{"schema_version":"1.7.5","id":"GO-2026-4773","published":"2026-03-23T18:14:51Z","modified":"2026-03-25T15:29:12.946702Z","aliases":["CVE-2026-33252","GHSA-89xv-2j6f-qhc8"],"related":["CGA-xfc9-vhjg-vr43"],"summary":"Cross-Site Tool Execution for HTTP Servers without Authorizatrion in github.com/modelcontextprotocol/go-sdk","details":"Cross-Site Tool Execution for HTTP Servers without Authorizatrion in github.com/modelcontextprotocol/go-sdk","affected":[{"package":{"name":"github.com/modelcontextprotocol/go-sdk","ecosystem":"Go","purl":"pkg:golang/github.com/modelcontextprotocol/go-sdk"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.4.1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4773.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/modelcontextprotocol/go-sdk/security/advisories/GHSA-89xv-2j6f-qhc8"},{"type":"FIX","url":"https://github.com/modelcontextprotocol/go-sdk/commit/a433a831d6e5d5ac3b9e625a8095aa8eaa040dfc"}],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4773"}}