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CVE-2011-2995

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4...

10.0 HighFix available

CVE-2011-2995 is a high vulnerability (CVSS 10.0) in Mozilla Firefox, published September 29, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.37%, the 91st percentile. Fixed in iceape 2.0.11-8.

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Exploit likelihood

4.37%Down 3.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 10.0

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
CVE-2011-2995
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

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
CVE-2011-2995
Updated
2026-11-02
EUVDEUVD-2011-2963 No score

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
EUVD-2011-2963
Updated
2026-11-03
GitHub AdvisoriesGHSA-m7qf-qqhm-jhh9 No score

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4...

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Record
GHSA-m7qf-qqhm-jhh9
Updated
2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score

MozillaFirefox-50.1.0-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10071-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10218-1 No score

seamonkey-2.40-6.1 on GA media

These are all security issues fixed in the seamonkey-2.40-6.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10218-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score

firefox-esr-128.5.1-1.1 on GA media

These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:14572-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
iceape
Debian:6.0
 before 2.0.11-8, plus listed versions
2.0.11-22.0.11-32.0.11-42.0.11-52.0.11-62.0.11-7
2.0.11-8
iceweasel
Debian:6.0
 before 3.5.16-10, plus listed versions
3.5.16-10~bpo50+13.5.16-43.5.16-53.5.16-5~bpo50+13.5.16-6
Show 6 moreShow less
3.5.16-6~bpo50+13.5.16-73.5.16-7~bpo50+13.5.16-83.5.16-8~bpo50+13.5.16-9
3.5.16-10
xulrunner
Debian:5.0
 before 1.9.0.19-14, 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 27 moreShow less
1.9.0.13-0lenny11.9.0.13-11.9.0.14-0lenny11.9.0.14-11.9.0.15-0lenny11.9.0.16-11.9.0.18-11.9.0.19-11.9.0.19-111.9.0.19-121.9.0.19-131.9.0.19-21.9.0.19-31.9.0.19-41.9.0.19-51.9.0.19-61.9.0.19-71.9.0.19-81.9.0.19-91.9.0.5-11.9.0.6-11.9.0.7-0lenny11.9.0.7-0lenny21.9.0.7-11.9.0.8-11.9.0.9-0lenny21.9.0.9-1
1.9.0.19-14
icedove
Debian:6.0
 before 3.0.11-1+squeeze5, plus listed versions
3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze23.0.11-1+squeeze33.0.11-1+squeeze4
3.0.11-1+squeeze5
firefox
Red Hat:enterprise_linux:4::as
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox
Red Hat:enterprise_linux:4::desktop
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox
Red Hat:enterprise_linux:4::es
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
Show 23 moreShow less
Affected packages
PackageAffectedFixed
firefox
Red Hat:enterprise_linux:4::ws
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:3.6.23-1.el4
0:3.6.23-1.el4
firefox
Red Hat:enterprise_linux:5::client
 before 0:3.6.23-2.el5_7
0:3.6.23-2.el5_7
firefox-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:3.6.23-2.el5_7
0:3.6.23-2.el5_7
xulrunner
Red Hat:enterprise_linux:5::client
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner
Red Hat:enterprise_linux:5::client_workstation
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client_workstation
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner-devel
Red Hat:enterprise_linux:5::client_workstation
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
firefox
Red Hat:enterprise_linux:5::server
 before 0:3.6.23-2.el5_7
0:3.6.23-2.el5_7
firefox-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:3.6.23-2.el5_7
0:3.6.23-2.el5_7
xulrunner
Red Hat:enterprise_linux:5::server
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
xulrunner-devel
Red Hat:enterprise_linux:5::server
 before 0:1.9.2.23-1.el5_7
0:1.9.2.23-1.el5_7
firefox
Red Hat:enterprise_linux:6::server
 before 0:3.6.23-2.el6_1
0:3.6.23-2.el6_1
firefox-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:3.6.23-2.el6_1
0:3.6.23-2.el6_1
xulrunner
Red Hat:enterprise_linux:6::server
 before 0:1.9.2.23-1.el6_1.1
0:1.9.2.23-1.el6_1.1
xulrunner-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:1.9.2.23-1.el6_1.1
0:1.9.2.23-1.el6_1.1
xulrunner-devel
Red Hat:enterprise_linux:6::server
 before 0:1.9.2.23-1.el6_1.1
0:1.9.2.23-1.el6_1.1
thunderbird
Red Hat:enterprise_linux:6::server
 before 0:3.1.15-1.el6_1
0:3.1.15-1.el6_1
thunderbird-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:3.1.15-1.el6_1
0:3.1.15-1.el6_1
MozillaFirefox
openSUSE:Tumbleweed
 before 50.1.0-1.1
50.1.0-1.1
firefox-esr
openSUSE:Tumbleweed
 before 128.5.1-1.1
128.5.1-1.1

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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