{"action":"Upgrade stdlib to 1.26.2 or later.","affected":[{"fixed":"1.26.2","introduced":"1.26.0-0"}],"component":"stdlib","cve_ids":["CVE-2026-33810"],"ecosystem":"Go","epss":0.0034,"exploited":false,"fixed_versions":["1.26.2"],"id":"tcs_01M5KGGM3NXDAKW7SQGY3928NG","modified_at":"2026-10-14T10:56:59.645388910Z","published_at":"2026-04-07T22:53:49Z","references":["https://osv.dev/vulnerability/GO-2026-4866","https://go.dev/cl/763763","https://go.dev/issue/78332","https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"GO-2026-4866","url":"https://osv.dev/vulnerability/GO-2026-4866"},{"source":"nvd","source_id":"CVE-2026-33810","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33810"}],"summary":"Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509"}