{"id":"EUVD-2026-113200","revision":"f774a96b92cd4976b8fb54562eb3b960","records":[{"revision":"f774a96b92cd4976b8fb54562eb3b960","observedAt":"2026-11-03T04:59:19.28+00:00","statement":{"source":"euvd","id":"EUVD-2026-113200","aliases":["CVE-2026-119133","GHSA-9283-62cg-q26h"],"title":"Wasmtime 47.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a memory misalignment flaw in VMContext layout that causes undefined behavior when modules contain an odd number of exception tags. A WebAssembly module with an odd tag count m…","description":"Wasmtime 47.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a memory misalignment flaw in VMContext layout that causes undefined behavior when modules contain an odd number of exception tags. A WebAssembly module with an odd tag count misaligns subsequent host fields in embedders with exceptions enabled, although no exploitation path is currently known.","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:L/VA:N/SC:N/SI:N/SA:N","score":2.1,"severity":null}],"references":["https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-p79w-pv2r-29qp","https://www.vulncheck.com/advisories/wasmtime-47.0.0-before-48.0.6-and-49.0.0-before-49.0.3-misaligned-vmcontext-via-exception-tags"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-113200","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 29, 2026, 3:58:14 PM","dateUpdated":"Oct 29, 2026, 5:14:39 PM"},"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-2026-113200","identifiers":["EUVD-2026-113200","CVE-2026-119133","GHSA-9283-62cg-q26h"]},"retained":false,"historicalAffected":[]}],"coverage":[]}