{"id":"PYSEC-2024-327","details":"wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its development which can lead to a guest WebAssembly module causing a panic in the host runtime. A valid WebAssembly module, when executed at runtime, may cause this panic. This vulnerability has been patched in version 19.0.1.","aliases":["CVE-2024-30266","GHSA-75hq-h6g9-h4q5","RUSTSEC-2024-0441"],"modified":"2026-07-13T07:26:38.201559381Z","published":"2024-04-04T16:15:09.107Z","references":[{"type":"ADVISORY","url":"https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-75hq-h6g9-h4q5"},{"type":"REPORT","url":"https://github.com/bytecodealliance/wasmtime/issues/8281"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/commit/7f57d0bb0948fa56cc950278d0db230ed10e8664"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/pull/8018"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/pull/8283"}],"affected":[{"package":{"name":"wasmtime","ecosystem":"PyPI","purl":"pkg:pypi/wasmtime"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"19.0.0"}]}],"versions":["0.0.1","0.0.2","0.11.0","0.12.0","0.15.0","0.15.1","0.16.0","0.16.1","0.17.0","0.18.0","0.18.1","0.18.2","0.19.0","0.20.0","0.21.0","0.22.0","0.23.0","0.24.0","0.25.0","0.26.0","0.27.0","0.28.0","0.28.1","0.29.0","0.30.0","0.31.0","0.32.0","0.33.0","0.34.0","0.35.0","0.36.0","0.37.0","0.38.0","0.39.1","0.40.0","0.9.0","1.0.0","1.0.1","10.0.0","10.0.1","11.0.0","12.0.0","13.0.0","13.0.1","13.0.2","14.0.0","15.0.0","16.0.0","17.0.0","17.0.1","18.0.0","18.0.2","19.0.0","2.0.0","3.0.0","4.0.0","5.0.0","6.0.0","7.0.0","8.0.0","8.0.1","9.0.0"],"ecosystem_specific":{},"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/wasmtime/PYSEC-2024-327.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}