CVE-2022-3786

score

<0.1

cvss

7.5

epss

92.5%

published

2022-11-01

kev added

—

first seen

2026-10-21

A buffer overrun can be triggered in X.509 certificate verification during name constraint checking, caused by malicious email addresses in certificates, letting attackers cause crashes or denial of service, exploit requires either a maliciously signed certificate or continued verification despite failure.