{"action":"Upgrade golang.org/x/mod to 0.40.0 or later.","affected":[{"fixed":"0.40.0","introduced":"0"}],"component":"golang.org/x/mod","cve_ids":["CVE-2026-56865"],"ecosystem":"Go","epss":0.00129,"exploited":false,"fixed_versions":["0.40.0"],"id":"tcs_01M5KGS8JKHAXMAY5V694BP069","modified_at":"2026-08-19T12:25:40.780492871Z","published_at":"2026-08-13T21:43:54Z","references":["https://osv.dev/vulnerability/GO-2026-6179","https://go.dev/issue/80744","https://groups.google.com/g/golang-announce/c/94pEornpRlI","https://go.dev/cl/814960","https://go.dev/cl/815020"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6179#Go/golang.org/x/mod","url":"https://osv.dev/vulnerability/GO-2026-6179"}],"summary":"Fix transparency log tile verification bypass in golang.org/x/mod/sumdb/tlog"}