CVE-2012-4201
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11,...
4.3 MediumFix available
CVE-2012-4201 is a medium vulnerability (CVSS 4.3) in Mozilla Firefox, published November 21, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.08%, the 87th percentile. Fixed in iceweasel 3.5.16-20.
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers to conduct cross-site scripting (XSS) attacks or read arbitrary files by leveraging a sandboxed add-on.
Exploit likelihood
3.08%Down 0.8 points since Feb 4, 2022
What each source reports
NVD Score used
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers to conduct cross-site scripting (XSS) attacks or read arbitrary files by leveraging a sandboxed add-on.
- Record
CVE-2012-4201- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers to conduct cross-site scripting (XSS) attacks or read arbitrary files by leveraging a sandboxed add-on.
- Record
CVE-2012-4201- Updated
- 2026-11-02
EUVDEUVD-2012-4145 No score
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers to conduct cross-site scripting (XSS) attacks or read arbitrary files by leveraging a sandboxed add-on.
- Record
EUVD-2012-4145- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6fwr-vrgr-xcw8 No score
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11,...
The evalInSandbox implementation in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers to conduct cross-site scripting (XSS) attacks or read arbitrary files by leveraging a sandboxed add-on.
- Record
GHSA-6fwr-vrgr-xcw8- 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
- mozilla firefox
- mozilla seamonkey
- mozilla thunderbird
- mozilla thunderbird esr
- canonical ubuntu linux
- debian linux
- opensuse
- redhat enterprise linux desktop
- redhat enterprise linux eus
- redhat enterprise linux server
- redhat enterprise linux workstation
- suse linux enterprise desktop
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Affected packages
| Package | Affected | Fixed |
|---|---|---|
iceweaselDebian:6.0 |
before 3.5.16-20, plus listed versions 3.5.16-103.5.16-10~bpo50+13.5.16-113.5.16-11~bpo50+13.5.16-12 Show 17 moreShow less3.5.16-133.5.16-143.5.16-153.5.16-163.5.16-173.5.16-183.5.16-193.5.16-43.5.16-53.5.16-5~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 |
3.5.16-20 |
iceapeDebian:6.0 |
before 2.0.11-17, plus listed versions 2.0.11-102.0.11-112.0.11-122.0.11-132.0.11-14 Show 10 moreShow less2.0.11-152.0.11-162.0.11-22.0.11-32.0.11-42.0.11-52.0.11-62.0.11-72.0.11-82.0.11-9 |
2.0.11-17 |
icedoveDebian:6.0 |
before 3.0.11-1+squeeze15, plus listed versions 3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze103.0.11-1+squeeze113.0.11-1+squeeze12 Show 10 moreShow less3.0.11-1+squeeze133.0.11-1+squeeze143.0.11-1+squeeze23.0.11-1+squeeze33.0.11-1+squeeze43.0.11-1+squeeze53.0.11-1+squeeze63.0.11-1+squeeze73.0.11-1+squeeze83.0.11-1+squeeze9 |
3.0.11-1+squeeze15 |
firefoxRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
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| Package | Affected | Fixed |
|---|---|---|
firefoxRed Hat:enterprise_linux:5::server |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::server |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::server |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
firefoxRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::computenode |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::computenode |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::computenode |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
thunderbird-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
thunderbirdRed Hat:rhel_productivity:5 |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
thunderbird-debuginfoRed Hat:rhel_productivity:5 |
before 0:10.0.11-1.el5_8 | 0:10.0.11-1.el5_8 |
thunderbirdRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.11-1.el6_3 | 0:10.0.11-1.el6_3 |
MozillaFirefoxopenSUSE:Tumbleweed |
before 50.1.0-1.1 | 50.1.0-1.1 |
MozillaThunderbirdopenSUSE:Tumbleweed |
before 45.5.1-1.1 | 45.5.1-1.1 |
firefox-esropenSUSE:Tumbleweed |
before 128.5.1-1.1 | 128.5.1-1.1 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
ubuntu.com/usn/USN-1638-3
secunia.com/advisories/51370
lists.opensuse.org/opensuse-updates/2012-11/msg00093.html
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rhn.redhat.com/errata/RHSA-2012-1483.html
debian.org/security/2012/dsa-2584
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15995
mozilla.org/security/announce/2012/mfsa2012-93.html
mandriva.com/security/advisories?name=MDVSA-2012:173
securityfocus.com/bid/56618
osvdb.org/87594
exchange.xforce.ibmcloud.com/vulnerabilities/80171
bugzilla.mozilla.org/show_bug.cgi?id=747607
nvd.nist.gov/vuln/detail/CVE-2012-4201
github.com/advisories/GHSA-6fwr-vrgr-xcw8
access.redhat.com/errata/RHSA-2012:1482
bugzilla.redhat.com/show_bug.cgi?id=877614
security.access.redhat.com/data/csaf/v2/advisories/2012/rhsa-2012_1482.json
cve.org/CVERecord?id=CVE-2012-4201
suse.com/security/cve/CVE-2008-5913
This page doesn't list everything
Left out here: 2,000 references. The JSON record has them.