CVE-2009-2467

Mozilla Firefox before 3.0.12 and 3.5 before 3.5.1 allows remote attackers to cause a denial of...

10.0 HighFix available

CVE-2009-2467 is a high vulnerability (CVSS 10.0) in Mozilla Firefox, published July 22, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.42%, the 92nd percentile. Fixed in xulrunner 1.9.0.12-0lenny1.

Mozilla Firefox before 3.0.12 and 3.5 before 3.5.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors involving a Flash object, a slow script dialog, and the unloading of the Flash plugin, which triggers attempted use of a deleted object.

Exploit likelihood

5.42%Down 2.8 points since Feb 4, 2022

What each source reports

NVD Score used 10.0

Record: CVE-2009-2467
CVSS 2.0: 10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Updated: 2026-11-02

CVE List No score

Record: CVE-2009-2467
Updated: 2026-11-02

EUVDEUVD-2009-2462 No score

Record: EUVD-2009-2462
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5mp2-ghvf-gw3v No score

Mozilla Firefox before 3.0.12 and 3.5 before 3.5.1 allows remote attackers to cause a denial of...

Record: GHSA-5mp2-ghvf-gw3v
Updated: 2026-11-02

Affected products

mozilla firefox

Affected packages

Affected packages
Package	Affected	Fixed
`xulrunner` Debian:5.0	before 1.9.0.12-0lenny1, plus listed versions 1.9.0.10-11.9.0.11-0lenny11.9.0.11-11.9.0.5-11.9.0.6-1 Show 6 moreShow less 1.9.0.7-0lenny11.9.0.7-0lenny21.9.0.7-11.9.0.8-11.9.0.9-0lenny21.9.0.9-1	1.9.0.12-0lenny1
`firefox` Red Hat:enterprise_linux:4::as	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox-debuginfo` Red Hat:enterprise_linux:4::as	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox` Red Hat:enterprise_linux:4::desktop	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox-debuginfo` Red Hat:enterprise_linux:4::desktop	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox` Red Hat:enterprise_linux:4::es	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox-debuginfo` Red Hat:enterprise_linux:4::es	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox` Red Hat:enterprise_linux:4::ws	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`firefox-debuginfo` Red Hat:enterprise_linux:4::ws	before 0:3.0.12-1.el4	0:3.0.12-1.el4
`xulrunner` Red Hat:enterprise_linux:5::client_workstation	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3

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Affected packages
Package	Affected	Fixed
`xulrunner-debuginfo` Red Hat:enterprise_linux:5::client_workstation	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-devel` Red Hat:enterprise_linux:5::client_workstation	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-devel-unstable` Red Hat:enterprise_linux:5::client_workstation	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`firefox` Red Hat:enterprise_linux:5::client	before 0:3.0.12-1.el5_3	0:3.0.12-1.el5_3
`firefox-debuginfo` Red Hat:enterprise_linux:5::client	before 0:3.0.12-1.el5_3	0:3.0.12-1.el5_3
`xulrunner` Red Hat:enterprise_linux:5::client	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-debuginfo` Red Hat:enterprise_linux:5::client	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`firefox` Red Hat:enterprise_linux:5::server	before 0:3.0.12-1.el5_3	0:3.0.12-1.el5_3
`firefox-debuginfo` Red Hat:enterprise_linux:5::server	before 0:3.0.12-1.el5_3	0:3.0.12-1.el5_3
`xulrunner` Red Hat:enterprise_linux:5::server	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-debuginfo` Red Hat:enterprise_linux:5::server	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-devel` Red Hat:enterprise_linux:5::server	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3
`xulrunner-devel-unstable` Red Hat:enterprise_linux:5::server	before 0:1.9.0.12-1.el5_3	0:1.9.0.12-1.el5_3

History

History
When	Changed	Sources
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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