{"action":"Upgrade wasmtime to 36.0.7 or later.","affected":[{"fixed":"36.0.7","introduced":"25.0.0"},{"fixed":"42.0.2","introduced":"37.0.0"},{"fixed":"43.0.1","introduced":"43.0.0"}],"component":"wasmtime","cve_ids":["CVE-2026-34946"],"ecosystem":"crates.io","epss":0.00358,"exploited":false,"fixed_versions":["36.0.7","42.0.2","43.0.1"],"ghsa_id":"GHSA-q49f-xg75-m9xw","id":"tcs_01M5KF2BTMA7DQKC5GYETNFNY0","modified_at":"2026-09-10T03:51:02.711372857Z","published_at":"2026-04-09T20:23:21Z","references":["https://osv.dev/vulnerability/GHSA-q49f-xg75-m9xw","https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-q49f-xg75-m9xw","https://nvd.nist.gov/vuln/detail/CVE-2026-34946","https://github.com/bytecodealliance/wasmtime","https://rustsec.org/advisories/RUSTSEC-2026-0089.html"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-q49f-xg75-m9xw","url":"https://osv.dev/vulnerability/GHSA-q49f-xg75-m9xw"}],"summary":"Wasmtime has host panic when Winch compiler executes `table.fill`"}