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CVE-2009-2466

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to...

10.0 High

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Exploit likelihood

6.62%Down 1.6 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 10.0

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Record
CVE-2009-2466
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Record
CVE-2009-2466
Updated
2026-11-02
EUVDEUVD-2009-2461 No score

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Record
EUVD-2009-2461
Updated
2026-11-03
GitHub AdvisoriesGHSA-492q-86f5-c96f No score

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to...

The JavaScript engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) nsDOMClassInfo.cpp, (2) JS_HashTableRawLookup, and (3) MirrorWrappedNativeParent and js_LockGCThingRT.

Record
GHSA-492q-86f5-c96f
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xulrunner
Debian:5.0
From an advisory covering 9 CVEs
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
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox
Red Hat:enterprise_linux:4::desktop
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox
Red Hat:enterprise_linux:4::es
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox
Red Hat:enterprise_linux:4::ws
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 11 CVEs
before 0:3.0.12-1.el4
0:3.0.12-1.el4
xulrunner
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 11 CVEs
before 0:1.9.0.12-1.el5_3
0:1.9.0.12-1.el5_3
Show 97 moreShow less
Affected packages
PackageAffectedFixed
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
before 0:1.9.0.12-1.el5_3
0:1.9.0.12-1.el5_3
firefox
Red Hat:enterprise_linux:5::client
From an advisory covering 11 CVEs
before 0:3.0.12-1.el5_3
0:3.0.12-1.el5_3
firefox-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 11 CVEs
before 0:3.0.12-1.el5_3
0:3.0.12-1.el5_3
xulrunner
Red Hat:enterprise_linux:5::client
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
before 0:1.9.0.12-1.el5_3
0:1.9.0.12-1.el5_3
firefox
Red Hat:enterprise_linux:5::server
From an advisory covering 11 CVEs
before 0:3.0.12-1.el5_3
0:3.0.12-1.el5_3
firefox-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 11 CVEs
before 0:3.0.12-1.el5_3
0:3.0.12-1.el5_3
xulrunner
Red Hat:enterprise_linux:5::server
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
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
From an advisory covering 11 CVEs
before 0:1.9.0.12-1.el5_3
0:1.9.0.12-1.el5_3
seamonkey
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-chat
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-debuginfo
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-devel
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-dom-inspector
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-js-debugger
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-mail
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr-devel
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss-devel
Red Hat:enterprise_linux:3::as
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-chat
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-debuginfo
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-devel
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-dom-inspector
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-js-debugger
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-mail
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr-devel
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss-devel
Red Hat:enterprise_linux:3::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-chat
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-debuginfo
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-devel
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-dom-inspector
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-js-debugger
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-mail
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr-devel
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss-devel
Red Hat:enterprise_linux:3::es
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-chat
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-debuginfo
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-devel
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-dom-inspector
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-js-debugger
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-mail
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nspr-devel
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey-nss-devel
Red Hat:enterprise_linux:3::ws
From an advisory covering 4 CVEs
before 0:1.0.9-0.40.el3
0:1.0.9-0.40.el3
seamonkey
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-chat
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-devel
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-dom-inspector
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-js-debugger
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-mail
Red Hat:enterprise_linux:4::as
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-chat
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-devel
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-dom-inspector
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-js-debugger
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-mail
Red Hat:enterprise_linux:4::desktop
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-chat
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-devel
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-dom-inspector
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-js-debugger
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-mail
Red Hat:enterprise_linux:4::es
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-chat
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-devel
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-dom-inspector
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-js-debugger
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
seamonkey-mail
Red Hat:enterprise_linux:4::ws
From an advisory covering 4 CVEs
before 0:1.0.9-45.el4_8
0:1.0.9-45.el4_8
thunderbird
Red Hat:enterprise_linux:5::client
From an advisory covering 19 CVEs
before 0:2.0.0.24-2.el5_4
0:2.0.0.24-2.el5_4
thunderbird-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 19 CVEs
before 0:2.0.0.24-2.el5_4
0:2.0.0.24-2.el5_4
thunderbird
Red Hat:rhel_productivity:5
From an advisory covering 19 CVEs
before 0:2.0.0.24-2.el5_4
0:2.0.0.24-2.el5_4
thunderbird-debuginfo
Red Hat:rhel_productivity:5
From an advisory covering 19 CVEs
before 0:2.0.0.24-2.el5_4
0:2.0.0.24-2.el5_4
thunderbird
Red Hat:enterprise_linux:4::as
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird
Red Hat:enterprise_linux:4::desktop
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird
Red Hat:enterprise_linux:4::es
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird
Red Hat:enterprise_linux:4::ws
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4
thunderbird-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 19 CVEs
before 0:1.5.0.12-25.el4
0:1.5.0.12-25.el4

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2009-2466 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 6.62%, the 93rd percentile. No source names a fixed version.

References

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