CVE-2012-0458
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird...
CVE-2012-0458 is a medium vulnerability (CVSS 6.8) in Mozilla Firefox, published March 14, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.67%, the 85th percentile. Fixed in iceweasel 3.5.16-13.
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict setting the home page through the dragging of a URL to the home button, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a javascript: URL that is later interpreted in the about:sessionrestore context.
Exploit likelihood
What each source reports
NVD Score used
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict setting the home page through the dragging of a URL to the home button, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a javascript: URL that is later interpreted in the about:sessionrestore context.
- Record
CVE-2012-0458- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict setting the home page through the dragging of a URL to the home button, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a javascript: URL that is later interpreted in the about:sessionrestore context.
- Record
CVE-2012-0458- Updated
- 2026-11-02
EUVDEUVD-2012-0490 No score
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict setting the home page through the dragging of a URL to the home button, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a javascript: URL that is later interpreted in the about:sessionrestore context.
- Record
EUVD-2012-0490- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7574-4phv-mpvf No score
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird...
Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict setting the home page through the dragging of a URL to the home button, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a javascript: URL that is later interpreted in the about:sessionrestore context.
- Record
GHSA-7574-4phv-mpvf- 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
| Package | Affected | Fixed |
|---|---|---|
iceweaselDebian:6.0 |
before 3.5.16-13, plus listed versions 3.5.16-103.5.16-10~bpo50+13.5.16-113.5.16-11~bpo50+13.5.16-12 Show 10 moreShow less3.5.16-43.5.16-53.5.16-5~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 |
3.5.16-13 |
icedoveDebian:6.0 |
before 3.0.11-1+squeeze8, plus listed versions 3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze23.0.11-1+squeeze33.0.11-1+squeeze43.0.11-1+squeeze53.0.11-1+squeeze63.0.11-1+squeeze7 |
3.0.11-1+squeeze8 |
iceapeDebian:6.0 |
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 less2.0.11-62.0.11-72.0.11-82.0.11-9 |
2.0.11-11 |
firefoxRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
Show 38 moreShow less
| Package | Affected | Fixed |
|---|---|---|
firefoxRed Hat:enterprise_linux:5::server |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::server |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::server |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
firefoxRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefox-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunnerRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-develRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefoxRed Hat:enterprise_linux:6::computenode |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefox-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunnerRed Hat:enterprise_linux:6::computenode |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-develRed Hat:enterprise_linux:6::computenode |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefoxRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefox-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunnerRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-develRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefoxRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
firefox-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunnerRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
xulrunner-develRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbirdRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
thunderbird-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
thunderbirdRed Hat:rhel_productivity:5 |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
thunderbird-debuginfoRed Hat:rhel_productivity:5 |
before 0:10.0.3-1.el5_8 | 0:10.0.3-1.el5_8 |
thunderbirdRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbirdRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbirdRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.3-1.el6_2 | 0:10.0.3-1.el6_2 |
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
mozilla.org/security/announce/2012/mfsa2012-16.html
lists.opensuse.org/opensuse-updates/2012-03/msg00042.html
secunia.com/advisories/48402
mandriva.com/security/advisories?name=MDVSA-2012:031
Show 194 moreShow less
ubuntu.com/usn/USN-1400-5
securityfocus.com/bid/52460
bugzilla.mozilla.org/show_bug.cgi?id=723808
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15122
rhn.redhat.com/errata/RHSA-2012-0387.html
debian.org/security/2012/dsa-2458
securitytracker.com/id?1026803
nvd.nist.gov/vuln/detail/CVE-2012-0458
github.com/advisories/GHSA-7574-4phv-mpvf
access.redhat.com/errata/RHSA-2012:0387
bugzilla.redhat.com/show_bug.cgi?id=729632
security.access.redhat.com/data/csaf/v2/advisories/2012/rhsa-2012_0387.json
cve.org/CVERecord?id=CVE-2012-0451
suse.com/security/cve/CVE-2008-5913
Left out here: 1,983 references. The JSON record has them.