{"id":"CVE-2021-36153","details":"Mismanaged state in GRPCWebToHTTP2ServerCodec.swift in gRPC Swift 1.1.0 and 1.1.1 allows remote attackers to deny service by sending malformed requests.","aliases":["GHSA-2jx2-qcm4-rf9h"],"modified":"2026-07-09T12:20:05.073696Z","published":"2021-07-09T12:15:08.063Z","references":[{"type":"ADVISORY","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35267"},{"type":"ADVISORY","url":"https://github.com/grpc/grpc-swift/releases"},{"type":"ADVISORY","url":"https://github.com/grpc/grpc-swift/security/advisories/GHSA-2jx2-qcm4-rf9h"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/grpc/grpc-swift","events":[{"introduced":"f258d1cd8e8fcc97ebfaaf397e569be3d3fa91d6"},{"last_affected":"276f09147d914b6463f3ccdd39f51f7e0dd15aaa"}],"database_specific":{"cpe":["cpe:2.3:a:linuxfoundation:grpc_swift:1.1.0:*:*:*:*:*:*:*","cpe:2.3:a:linuxfoundation:grpc_swift:1.1.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.1.0"},{"last_affected":"1.1.0"},{"introduced":"1.1.1"},{"last_affected":"1.1.1"}],"source":"CPE_STRING"}}],"versions":["1.1.0","1.1.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36153.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}