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CVE-2009-3981

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey...

9.3 High

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey before 2.0.1, and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Exploit likelihood

3.72%Down 2.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 9.3

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey before 2.0.1, and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
CVE-2009-3981
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List No score

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey before 2.0.1, and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
CVE-2009-3981
Updated
2026-11-02
EUVDEUVD-2009-3952 No score

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey before 2.0.1, and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
EUVD-2009-3952
Updated
2026-11-03
GitHub AdvisoriesGHSA-3rf9-fc8c-hj8h No score

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey...

Unspecified vulnerability in the browser engine in Mozilla Firefox before 3.0.16, SeaMonkey before 2.0.1, and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
GHSA-3rf9-fc8c-hj8h
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xulrunner
Debian:5.0
From an advisory covering 6 CVEs
 before 1.9.0.16-1, plus listed versions
1.9.0.10-11.9.0.11-0lenny11.9.0.11-11.9.0.12-0lenny11.9.0.12-1
Show 13 moreShow less
1.9.0.13-0lenny11.9.0.13-11.9.0.14-0lenny11.9.0.14-11.9.0.15-0lenny11.9.0.5-11.9.0.6-11.9.0.7-0lenny11.9.0.7-0lenny21.9.0.7-11.9.0.8-11.9.0.9-0lenny21.9.0.9-1
1.9.0.16-1
firefox
Red Hat:enterprise_linux:4::as
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::as
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox
Red Hat:enterprise_linux:4::desktop
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::desktop
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox
Red Hat:enterprise_linux:4::es
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::es
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox
Red Hat:enterprise_linux:4::ws
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::ws
From an advisory covering 6 CVEs
 before 0:3.0.16-4.el4
0:3.0.16-4.el4
xulrunner
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
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Affected packages
PackageAffectedFixed
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-devel
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-devel-unstable
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
firefox
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
 before 0:3.0.16-1.el5_4
0:3.0.16-1.el5_4
firefox-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
 before 0:3.0.16-1.el5_4
0:3.0.16-1.el5_4
xulrunner
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
firefox
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:3.0.16-1.el5_4
0:3.0.16-1.el5_4
firefox-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:3.0.16-1.el5_4
0:3.0.16-1.el5_4
xulrunner
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4
xulrunner-devel-unstable
Red Hat:enterprise_linux:5::server
From an advisory covering 6 CVEs
 before 0:1.9.0.16-2.el5_4
0:1.9.0.16-2.el5_4

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-2009-3981 is a high vulnerability (CVSS 9.3) in Mozilla Firefox, published December 16, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.72%, the 89th percentile. No source names a fixed version.

References

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