{"id":"RUSTSEC-2026-0313","summary":"Outgoing HTTP body write allows guest-driven host memory exhaustion","details":"This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-c9gc-w9vx-w86p\nFor more information see the GitHub-hosted security advisory.","aliases":["GHSA-c9gc-w9vx-w86p"],"modified":"2026-09-29T07:45:02.372565508Z","published":"2026-09-24T12:00:00Z","database_specific":{"license":"CC0-1.0"},"references":[{"type":"PACKAGE","url":"https://crates.io/crates/wasmtime-wasi-http"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0313.html"},{"type":"WEB","url":"https://github.com/bytecodealliance/wasmtime/pull/14408"}],"affected":[{"package":{"name":"wasmtime-wasi-http","ecosystem":"crates.io","purl":"pkg:cargo/wasmtime-wasi-http"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"36.0.16"},{"introduced":"37.0.0"},{"fixed":"48.0.3"},{"introduced":"49.0.0"},{"fixed":"49.0.1"}]}],"ecosystem_specific":{"affects":{"os":[],"functions":[],"arch":[]},"affected_functions":null},"database_specific":{"categories":[],"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0313.json","cvss":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","informational":null}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}