CVE-2010-0423

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU...

5.0 MediumFix available

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Exploit likelihood

2.31%Down 2.0 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: CVE-2010-0423
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: CVE-2010-0423
Updated: 2026-11-02

EUVDEUVD-2010-0454 No score

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: EUVD-2010-0454
Updated: 2026-11-03

GitHub AdvisoriesGHSA-755g-9f69-83cm No score

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU...

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: GHSA-755g-9f69-83cm
Updated: 2026-11-02

OSV No score

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: CVE-2010-0423
Updated: 2026-11-02

OSVDEBIAN-CVE-2010-0423 No score

gtkimhtml.c in Pidgin before 2.6.6 allows remote attackers to cause a denial of service (CPU consumption and application hang) by sending many smileys in a (1) IM or (2) chat.

Record: DEBIAN-CVE-2010-0423
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10432-1 No score

finch-2.11.0-4.1 on GA media

These are all security issues fixed in the finch-2.11.0-4.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10432-1
Updated: 2026-11-02

Affected products

pidgin

Affected packages

Affected packages
Package	Affected	Fixed
`pidgin` Debian:12	before 2.6.6-1	2.6.6-1
`pidgin` Debian:13	before 2.6.6-1	2.6.6-1
`pidgin` Debian:14	before 2.6.6-1	2.6.6-1
`pidgin` Debian:5.0 From an advisory covering 5 CVEs	before 2.4.3-4lenny6, plus listed versions 2.4.3-42.4.3-4lenny12.4.3-4lenny1~bpo40+12.4.3-4lenny1~volatile02.4.3-4lenny2 Show 7 moreShow less 2.4.3-4lenny2~bpo40+12.4.3-4lenny32.4.3-4lenny3~bpo40+12.4.3-4lenny42.4.3-4lenny4~bpo40+12.4.3-4lenny52.4.3-4lenny5~bpo40+1	2.4.3-4lenny6
`finch` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch-devel` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-devel` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-perl` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-tcl` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4

Show 56 moreShow less

Affected packages
Package	Affected	Fixed
`pidgin` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-debuginfo` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-devel` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-perl` Red Hat:enterprise_linux:4::as From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-perl` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-tcl` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-debuginfo` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-devel` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-perl` Red Hat:enterprise_linux:4::desktop From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch-devel` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-devel` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-perl` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-tcl` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-debuginfo` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-devel` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-perl` Red Hat:enterprise_linux:4::es From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-perl` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`libpurple-tcl` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-debuginfo` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-devel` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`pidgin-perl` Red Hat:enterprise_linux:4::ws From an advisory covering 3 CVEs	before 0:2.6.6-1.el4	0:2.6.6-1.el4
`finch-devel` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-devel` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-debuginfo` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-devel` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`finch` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-perl` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-tcl` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-debuginfo` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-perl` Red Hat:enterprise_linux:5::client From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`finch` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`finch-devel` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-devel` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-perl` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`libpurple-tcl` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-debuginfo` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-devel` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5
`pidgin-perl` Red Hat:rhel_productivity:5 From an advisory covering 3 CVEs	before 0:2.6.6-1.el5	0:2.6.6-1.el5

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2010-0423 is a medium vulnerability (CVSS 5.0) in Pidgin, published February 24, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.31%, the 83rd percentile. Fixed in pidgin 2.6.6-1.

References

Show 75 moreShow less