CVE-2013-6483: Pidgin

Medium severity, CVSS 6.4. EPSS: 3.9% chance of exploitation in the next 30 days.

The XMPP protocol plugin in libpurple in Pidgin before 2.10.8 does not properly determine whether the from address in an iq reply is consistent with the to address in an iq request, which allows remote attackers to spoof iq traffic or cause a denial of service (NULL pointer dereference and application crash) via a crafted reply.

Affected products

• Pidgin Pidgin: up to and including 2.10.7; version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.1.0 only; version 2.1.1 only; …

Published 2014-02-06. Last modified 2026-06-17.