{"action":"Upgrade toolchain to 1.26.9 or later.","affected":[{"fixed":"1.26.9","introduced":"0"},{"fixed":"1.27.2","introduced":"1.27.0-0"}],"component":"toolchain","cve_ids":["CVE-2026-94447"],"ecosystem":"Go","epss":0.00102,"exploited":false,"fixed_versions":["1.26.9","1.27.2"],"id":"tcs_01M5JHH1ZE6F7ZXFCZAWES068C","modified_at":"2026-10-16T09:55:44.518918993Z","published_at":"2026-10-08T22:31:09Z","references":["https://osv.dev/vulnerability/GO-2026-6602","https://go.dev/cl/840785","https://go.dev/issue/81834","https://groups.google.com/g/golang-announce/c/U2fTuyDJznI"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"GO-2026-6602","url":"https://osv.dev/vulnerability/GO-2026-6602"},{"source":"nvd","source_id":"CVE-2026-94447","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94447"}],"summary":"Checksum database bypass for golang.org/toolchain in cmd/go"}