{"id":"EUVD-2026-113202","revision":"68fb81bdcd7047f0b48b94c563fbdb15","records":[{"revision":"68fb81bdcd7047f0b48b94c563fbdb15","observedAt":"2026-11-05T05:56:06.185+00:00","statement":{"source":"euvd","id":"EUVD-2026-113202","aliases":["CVE-2026-119135","GHSA-68fq-q9rp-8gvr"],"title":"Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 panics when the host reads a component model stream as a different Rust item type than it was created with, because the host-to-host read path asserts matching TypeIds instead of return…","description":"Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 panics when the host reads a component model stream as a different Rust item type than it was created with, because the host-to-host read path asserts matching TypeIds instead of returning an error. Guest code can return a host-created StreamReader<U> that the embedder reads as StreamReader<T>, where both types map to the same component model type, crashing the embedding process.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":5.9,"severity":null}],"references":["https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-63h4-6cx9-pjfj","https://www.vulncheck.com/advisories/wasmtime-46.0.0-before-48.0.6-and-49.0.0-before-49.0.3-panic-via-streamreader-type-mismatch"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-113202","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 29, 2026, 3:58:15 PM","dateUpdated":"Nov 4, 2026, 1:28:06 AM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-113202","identifiers":["EUVD-2026-113202","CVE-2026-119135","GHSA-68fq-q9rp-8gvr"]},"retained":false,"historicalAffected":[]}],"coverage":[]}