{"action":"Upgrade toolchain to 1.20.9 or later.","affected":[{"fixed":"1.20.9","introduced":"0"},{"fixed":"1.21.2","introduced":"1.21.0-0"}],"component":"toolchain","cve_ids":["CVE-2023-39323"],"ecosystem":"Go","epss":0.01926,"exploited":false,"fixed_versions":["1.20.9","1.21.2"],"id":"tcs_01M5KG0BFMAE3FMRFFMNJ90Q3B","modified_at":"2026-02-04T02:19:47.020234Z","published_at":"2023-10-05T20:35:05Z","references":["https://osv.dev/vulnerability/GO-2023-2095","https://go.dev/issue/63211","https://go.dev/cl/533215","https://groups.google.com/g/golang-announce/c/XBa1oHDevAo"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2023-2095","url":"https://osv.dev/vulnerability/GO-2023-2095"}],"summary":"Arbitrary code execution during build via line directives in cmd/go"}