{"schema_version":"1.7.3","id":"GO-2026-4488","published":"2026-02-17T18:09:06Z","modified":"2026-02-23T12:43:59.680487Z","aliases":["CVE-2026-21435","GHSA-px4r-g4p3-hhqv"],"related":["CGA-cj6m-9rxm-v36r"],"summary":"webtransport-go: CloseWithError can block indefinitely in github.com/quic-go/webtransport-go","details":"webtransport-go: CloseWithError can block indefinitely in github.com/quic-go/webtransport-go","affected":[{"package":{"name":"github.com/quic-go/webtransport-go","ecosystem":"Go","purl":"pkg:golang/github.com/quic-go/webtransport-go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.10.0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4488.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/quic-go/webtransport-go/security/advisories/GHSA-px4r-g4p3-hhqv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21435"},{"type":"WEB","url":"https://github.com/quic-go/webtransport-go/releases/tag/v0.10.0"}],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4488"}}