CVE-2007-4996: Pidgin

Medium severity, CVSS 4.3. EPSS: 1.8% chance of exploitation in the next 30 days.

libpurple in Pidgin before 2.2.1 does not properly handle MSN nudge messages from users who are not on the receiver's buddy list, which allows remote attackers to cause a denial of service (crash) via a nudge message that triggers an access of "an invalid memory location."

Affected products

• Pidgin Pidgin: version 2.2.0 only

Published 2007-10-01. Last modified 2026-06-16.