{"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-2026-35186"],"ecosystem":"crates.io","epss":0.00214,"exploited":false,"fixed_versions":["36.0.7","42.0.2","43.0.1"],"ghsa_id":"GHSA-f984-pcp8-v2p7","id":"tcs_01M5KEXAVBW9335RZQN1310S8D","modified_at":"2026-09-10T03:51:01.591759397Z","published_at":"2026-04-10T15:32:49Z","references":["https://osv.dev/vulnerability/GHSA-f984-pcp8-v2p7","https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-f984-pcp8-v2p7","https://nvd.nist.gov/vuln/detail/CVE-2026-35186","https://github.com/bytecodealliance/wasmtime","https://rustsec.org/advisories/RUSTSEC-2026-0094.html"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-f984-pcp8-v2p7","url":"https://osv.dev/vulnerability/GHSA-f984-pcp8-v2p7"},{"source":"nvd","source_id":"CVE-2026-35186","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35186"}],"summary":"Wasmtime has improperly masked return value from `table.grow` with Winch compiler backend"}