The ParseAddress function constructeds domain-literal address components through repeated string concatenation. When parsing large domain-literal components, this can cause excessive CPU consumption.
https://pkg.go.dev/vuln/GO-2025-4006
https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI
https://go.dev/issue/75680
https://go.dev/cl/709860
http://www.openwall.com/lists/oss-security/2025/10/08/1
Source: Mitre, NVD
Published: 2025-10-29
Updated: 2025-11-04
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N
Severity: High
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.0002