CVE-2026-42499

Quadratic string concatenation in consumePhrase in net/mail

CVSS 7.5 HIGHEPSS 0.6%

Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Produtos afetados

Go standard library · net/mail

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Referências

https://go.dev/cl/771520 https://go.dev/issue/78987 https://groups.google.com/g/golang-announce/c/qcCIEXso47M https://pkg.go.dev/vuln/GO-2026-4977