{"id":"GO-2026-4986","revision":"3dd77ab1d2eb49439e6222825307f187","records":[{"revision":"3dd77ab1d2eb49439e6222825307f187","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-4986","aliases":["BIT-golang-2026-39820","CVE-2026-39820"],"title":"Quadratic string concatentation in consumeComment in net/mail","description":"Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations.","state":0,"publishedAt":"2026-05-07T19:21:40+00:00","modifiedAt":"2026-10-07T10:41:45.8653527+00:00","affected":[{"ecosystem":"Go","name":"stdlib","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.25.10"},{"kind":"introduced","version":"1.26.0-0"},{"kind":"fixed","version":"1.26.3"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://go.dev/issue/78566","https://go.dev/cl/759940","https://groups.google.com/g/golang-announce/c/qcCIEXso47M"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-4986","license":"OSV · upstream source license applies","key":"osv:GO-2026-4986","identifiers":["GO-2026-4986","BIT-golang-2026-39820","CVE-2026-39820"]},"retained":false,"historicalAffected":[]}],"coverage":[]}