{"action":"Upgrade stdlib to 1.26.1 or later.","affected":[{"fixed":"1.26.1","introduced":"1.26.0-0"}],"component":"stdlib","cve_ids":["CVE-2026-27137"],"ecosystem":"Go","epss":0.0063,"exploited":false,"fixed_versions":["1.26.1"],"id":"tcs_01M5KGES5MD8AAZKJ3AAAY47VC","modified_at":"2026-10-07T10:41:46.086312161Z","published_at":"2026-03-06T21:03:42Z","references":["https://osv.dev/vulnerability/GO-2026-4599","https://go.dev/cl/752182","https://go.dev/issue/77952","https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-4599","url":"https://osv.dev/vulnerability/GO-2026-4599"}],"summary":"Incorrect enforcement of email constraints in crypto/x509"}