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CVE-2012-0471

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x...

4.3 Medium

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to inject arbitrary web script or HTML via a multibyte character set.

Exploit likelihood

2.01%Down 1.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to inject arbitrary web script or HTML via a multibyte character set.

Record
CVE-2012-0471
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
CVE List No score

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to inject arbitrary web script or HTML via a multibyte character set.

Record
CVE-2012-0471
Updated
2026-11-02
EUVDEUVD-2012-0503 No score

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to inject arbitrary web script or HTML via a multibyte character set.

Record
EUVD-2012-0503
Updated
2026-11-03
GitHub AdvisoriesGHSA-6c73-66gj-rv5f No score

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x...

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to inject arbitrary web script or HTML via a multibyte character set.

Record
GHSA-6c73-66gj-rv5f
Weakness
CWE-79
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-2024:10230-1 No score

MozillaThunderbird-45.5.1-1.1 on GA media

These are all security issues fixed in the MozillaThunderbird-45.5.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10230-1
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
iceweasel
Debian:6.0
From an advisory covering 5 CVEs
 before 3.5.16-14, plus listed versions
3.5.16-103.5.16-10~bpo50+13.5.16-113.5.16-11~bpo50+13.5.16-12
Show 11 moreShow less
3.5.16-133.5.16-43.5.16-53.5.16-5~bpo50+13.5.16-63.5.16-6~bpo50+13.5.16-73.5.16-7~bpo50+13.5.16-83.5.16-8~bpo50+13.5.16-9
3.5.16-14
iceape
Debian:6.0
From an advisory covering 9 CVEs
 before 2.0.11-11, plus listed versions
2.0.11-102.0.11-22.0.11-32.0.11-42.0.11-5
Show 4 moreShow less
2.0.11-62.0.11-72.0.11-82.0.11-9
2.0.11-11
icedove
Debian:6.0
From an advisory covering 5 CVEs
 before 3.0.11-1+squeeze9, plus listed versions
3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze23.0.11-1+squeeze33.0.11-1+squeeze4
Show 4 moreShow less
3.0.11-1+squeeze53.0.11-1+squeeze63.0.11-1+squeeze73.0.11-1+squeeze8
3.0.11-1+squeeze9
firefox
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
firefox-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner-devel
Red Hat:enterprise_linux:5::client_workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
Show 38 moreShow less
Affected packages
PackageAffectedFixed
firefox
Red Hat:enterprise_linux:5::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
firefox-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
xulrunner-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
firefox
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox
Red Hat:enterprise_linux:6::computenode
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::computenode
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::computenode
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::computenode
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::computenode
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
thunderbird-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
thunderbird
Red Hat:rhel_productivity:5
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
thunderbird-debuginfo
Red Hat:rhel_productivity:5
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el5_8
0:10.0.4-1.el5_8
thunderbird
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::client
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::workstation
From an advisory covering 12 CVEs
 before 0:10.0.4-1.el6_2
0:10.0.4-1.el6_2
MozillaFirefox
openSUSE:Tumbleweed
From an advisory covering 899 CVEs
 before 50.1.0-1.1
50.1.0-1.1
MozillaThunderbird
openSUSE:Tumbleweed
From an advisory covering 560 CVEs
 before 45.5.1-1.1
45.5.1-1.1
firefox-esr
openSUSE:Tumbleweed
From an advisory covering 1860 CVEs
 before 128.5.1-1.1
128.5.1-1.1

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-2012-0471 is a medium vulnerability (CVSS 4.3) in Mozilla Firefox, published April 24, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.01%, the 80th percentile. No source names a fixed version.

References

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This page doesn't list everything

Left out here: 1,967 references. The JSON record has them.

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