VULNERABILITY INTELLIGENCE

CVE-2010-0420

CVSS score4.3 MEDIUM
EPSS probability2.86%
CISA KEVNot currently listed
Published2010-02-24
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:P

Description

libpurple in Finch in Pidgin before 2.6.6, when an XMPP multi-user chat (MUC) room is used, does not properly parse nicknames containing <br> sequences, which allows remote attackers to cause a denial of service (application crash) via a crafted nickname.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references