Quadratic string concatenation in consumePhrase in net/mail
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.8%
exploitation probability
0.8%top 47% of all CVEs
observed exploitation
nono source reports it
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
Affected products
Go standard library · net/mailReferences
https://access.redhat.com/errata/RHSA-2026:17713https://access.redhat.com/errata/RHSA-2026:17714https://access.redhat.com/errata/RHSA-2026:33120https://access.redhat.com/errata/RHSA-2026:33123https://access.redhat.com/errata/RHSA-2026:33142https://access.redhat.com/errata/RHSA-2026:33150https://access.redhat.com/errata/RHSA-2026:33574https://access.redhat.com/errata/RHSA-2026:34364https://access.redhat.com/errata/RHSA-2026:36319https://access.redhat.com/errata/RHSA-2026:36625https://access.redhat.com/errata/RHSA-2026:36754https://access.redhat.com/errata/RHSA-2026:36797