{"action":"Upgrade wasmtime to 4.0.1 or later.","affected":[{"fixed":"4.0.1","introduced":"0.0.0-0"},{"fixed":"5.0.1","introduced":"5.0.0"},{"fixed":"6.0.1","introduced":"6.0.0"}],"component":"wasmtime","cve_ids":["CVE-2023-26489"],"ecosystem":"crates.io","epss":0.01251,"exploited":false,"fixed_versions":["4.0.1","5.0.1","6.0.1"],"ghsa_id":"GHSA-ff4p-7xrq-q5r8","id":"tcs_01M5KF8RK4G15XGBA42PBDSY24","modified_at":"2026-10-12T18:00:06.452316813Z","published_at":"2023-03-02T12:00:00Z","references":["https://osv.dev/vulnerability/RUSTSEC-2023-0090","https://crates.io/crates/wasmtime","https://rustsec.org/advisories/RUSTSEC-2023-0090.html","https://github.com/bytecodealliance/wasmtime/commit/63fb30e4b4415455d47b3da5a19d79c12f4f2d1f"],"severity":{"label":"critical","score":9.9},"sources":[{"source":"osv","source_id":"RUSTSEC-2023-0090","url":"https://osv.dev/vulnerability/RUSTSEC-2023-0090"}],"summary":"Guest-controlled out-of-bounds read/write on x86\\_64"}