{"action":"Upgrade wasmtime-wasi to 24.0.10 or later.","affected":[{"fixed":"24.0.10","introduced":"0"},{"fixed":"45.0.2","introduced":"45.0.0"},{"fixed":"36.0.11","introduced":"25.0.0"},{"fixed":"44.0.3","introduced":"37.0.0"}],"component":"wasmtime-wasi","cve_ids":["CVE-2026-54786"],"ecosystem":"crates.io","epss":0.00367,"exploited":false,"fixed_versions":["24.0.10","45.0.2","36.0.11","44.0.3"],"ghsa_id":"GHSA-3p27-qvp9-27qf","id":"tcs_01M5KES0FEA1PQ0QBXM5NQTP51","modified_at":"2026-08-26T14:45:10.469817244Z","published_at":"2026-08-26T14:30:10Z","references":["https://osv.dev/vulnerability/GHSA-3p27-qvp9-27qf","https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-3p27-qvp9-27qf","https://nvd.nist.gov/vuln/detail/CVE-2026-54786","https://github.com/bytecodealliance/wasmtime/pull/13650","https://github.com/bytecodealliance/wasmtime/commit/100bfe27253d2ce5154ddddf66d06e30f3fa6824","https://github.com/bytecodealliance/wasmtime/commit/36b305d827149ac0336ddcbc0a378c303339d195","https://github.com/bytecodealliance/wasmtime/commit/72493b11ed5df382c92a9dfb8b6bc064e471f1cd","https://github.com/bytecodealliance/wasmtime/commit/e9fbe974c9698edef117323d981e13caf2097c13","https://github.com/bytecodealliance/wasmtime/commit/f069f125cb77a4a3dced19a77d73790610678622","https://github.com/bytecodealliance/wasmtime","https://github.com/bytecodealliance/wasmtime/releases/tag/v24.0.10","https://github.com/bytecodealliance/wasmtime/releases/tag/v36.0.11","https://github.com/bytecodealliance/wasmtime/releases/tag/v44.0.3","https://github.com/bytecodealliance/wasmtime/releases/tag/v45.0.2","https://rustsec.org/advisories/RUSTSEC-2026-0182.html"],"severity":{"label":"medium","score":5},"sources":[{"source":"osv","source_id":"GHSA-3p27-qvp9-27qf","url":"https://osv.dev/vulnerability/GHSA-3p27-qvp9-27qf"}],"summary":"Wasmtime has a leak in WASIp1 `fd_renumber` implementation"}