CVE-2010-0305: Process-One Ejabberd

Medium severity, CVSS 5.0. EPSS: 3.1% chance of exploitation in the next 30 days.

ejabberd_c2s.erl in ejabberd before 2.1.3 allows remote attackers to cause a denial of service (daemon crash) via a large number of c2s (aka client2server) messages that trigger a queue overload.

Affected products

• Process-One Ejabberd: up to and including 2.1.2; version 0.9 only; version 0.9.1 only; version 0.9.8 only; version 1.0.0 only; version 1.1.0 only; …

Published 2010-02-03. Last modified 2026-06-16.