{"id":"RUSTSEC-2026-0095","revision":"723e3850798346e082bddb04a3f60789","records":[{"revision":"723e3850798346e082bddb04a3f60789","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2026-0095","aliases":["CVE-2026-34987","GHSA-xx5w-cvp6-jv83"],"title":"Wasmtime with Winch compiler backend may allow a sandbox-escaping memory access","description":"This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-xx5w-cvp6-jv83\nFor more information see the GitHub-hosted security advisory.","state":0,"publishedAt":"2026-04-09T12:00:00+00:00","modifiedAt":"2026-10-12T18:00:08.3302331+00:00","affected":[{"ecosystem":"crates.io","name":"wasmtime","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.0-0"},{"kind":"fixed","version":"36.0.7"},{"kind":"introduced","version":"37.0.0"},{"kind":"fixed","version":"42.0.2"},{"kind":"introduced","version":"43.0.0"},{"kind":"fixed","version":"43.0.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","score":null,"severity":null}],"references":["https://crates.io/crates/wasmtime","https://rustsec.org/advisories/RUSTSEC-2026-0095.html","https://github.com/bytecodealliance/wasmtime/pull/13014"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0095","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2026-0095","identifiers":["RUSTSEC-2026-0095","CVE-2026-34987","GHSA-xx5w-cvp6-jv83"]},"retained":false,"historicalAffected":[]}],"coverage":[]}