{"action":"Upgrade stdlib to 1.26.9 or later.","affected":[{"fixed":"1.26.9","introduced":"0"},{"fixed":"1.27.2","introduced":"1.27.0-0"}],"component":"stdlib","cve_ids":["CVE-2026-78659"],"ecosystem":"Go","epss":0.00866,"exploited":false,"fixed_versions":["1.26.9","1.27.2"],"id":"tcs_01M5JHH2V0SJKP48B0Y5T7707G","modified_at":"2026-10-16T09:55:47.068117441Z","published_at":"2026-10-08T22:31:09Z","references":["https://osv.dev/vulnerability/GO-2026-6603","https://go.dev/cl/847185","https://go.dev/cl/847314","https://go.dev/issue/81857","https://groups.google.com/g/golang-announce/c/U2fTuyDJznI","https://groups.google.com/g/golang-announce/c/ZPwCyRUuGBs"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GO-2026-6603","url":"https://osv.dev/vulnerability/GO-2026-6603"},{"source":"nvd","source_id":"CVE-2026-78659","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78659"}],"summary":"HTTP/2 server memory exhaustion due to Trailer headers in net/http"}