{"schema_version":"1.3.1","id":"GO-2026-4601","modified":"2026-03-06T21:03:42Z","published":"2026-03-06T21:03:42Z","aliases":["CVE-2026-25679"],"summary":"Incorrect parsing of IPv6 host literals in net/url","details":"url.Parse insufficiently validated the host/authority component and accepted some invalid URLs.","affected":[{"package":{"name":"stdlib","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.25.8"},{"introduced":"1.26.0-0"},{"fixed":"1.26.1"}]}],"ecosystem_specific":{"imports":[{"path":"net/url","symbols":["JoinPath","Parse","ParseRequestURI","URL.Parse","URL.UnmarshalBinary","parseHost"]}]}}],"references":[{"type":"FIX","url":"https://go.dev/cl/752180"},{"type":"REPORT","url":"https://go.dev/issue/77578"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk"}],"credits":[{"name":"Masaki Hara (https://github.com/qnighy) of Wantedly"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4601","review_status":"REVIEWED"}}