{"schema_version":"1.9.2","id":"RUSTSEC-2026-0420","published":"2026-10-29T12:00:00Z","modified":"2026-10-30T10:45:03.672782746Z","aliases":["GHSA-hmmr-87qq-258j"],"summary":"wasip3 UDP `send` can deliver a datagram to an address only allowed for receiving","details":"This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-hmmr-87qq-258j\nFor more information see the GitHub-hosted security advisory.","affected":[{"package":{"name":"wasmtime-wasi","ecosystem":"crates.io","purl":"pkg:cargo/wasmtime-wasi"},"ranges":[{"type":"SEMVER","events":[{"introduced":"48.0.0"},{"fixed":"48.0.8"},{"introduced":"49.0.0"},{"fixed":"49.0.5"},{"introduced":"50.0.0"},{"fixed":"50.0.1"}]}],"ecosystem_specific":{"affected_functions":null,"affects":{"arch":[],"functions":[],"os":[]}},"database_specific":{"categories":[],"cvss":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","informational":null,"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0420.json"}}],"references":[{"type":"PACKAGE","url":"https://crates.io/crates/wasmtime-wasi"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0420.html"},{"type":"WEB","url":"https://github.com/bytecodealliance/wasmtime/pull/15077"}],"database_specific":{"license":"CC0-1.0"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"}]}