CVE-2019-10691

—

CVSS 3.0

7.5 high

EPSS

3%p86

Published

Apr 24, 2019 (Apr 24, 2019)

Modified

Jun 17, 2026

Description

The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.

Vendors: dovecot opensuse
Products: dovecot, leap
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.8%)

In the news0 stories

No ingested article mentions this CVE yet.