{"action":"Upgrade wasmtime to 48.0.3 (48.x) or 49.0.1 (49.x) or later.","affected":[{"fixed":"48.0.3","introduced":"47.0.0"},{"fixed":"49.0.1","introduced":"49.0.0"}],"component":"wasmtime","cve_ids":["CVE-2026-115390"],"ecosystem":"crates.io","epss":0.00242,"exploited":false,"fixed_versions":["48.0.3","49.0.1"],"ghsa_id":"GHSA-m63x-6p34-q65x","id":"tcs_01M5KFCB74VXKBJP64GCV4ND6C","modified_at":"2026-10-24T06:25:41Z","published_at":"2026-09-24T12:00:00Z","references":["https://osv.dev/vulnerability/RUSTSEC-2026-0315","https://crates.io/crates/wasmtime","https://rustsec.org/advisories/RUSTSEC-2026-0315.html","https://github.com/bytecodealliance/wasmtime/pull/14407"],"severity":{"label":"medium","score":5.7},"sources":[{"source":"osv","source_id":"RUSTSEC-2026-0315","url":"https://osv.dev/vulnerability/RUSTSEC-2026-0315"}],"summary":"`call_ref` and exception `catch` can drop some fuel accounting, leading to exponential fuel amplification"}