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CVE-2012-0455

Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird...

4.3 MediumFix available

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 drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

Exploit likelihood

1.70%Down 2.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

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 drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

Record
CVE-2012-0455
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

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 drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

Record
CVE-2012-0455
Updated
2026-11-02
EUVDEUVD-2012-0487 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 drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

Record
EUVD-2012-0487
Updated
2026-11-03
GitHub AdvisoriesGHSA-v6mh-5q54-hvfp 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 drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

Record
GHSA-v6mh-5q54-hvfp
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
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 less
3.5.16-43.5.16-53.5.16-5~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
icedove
Debian: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
iceape
Debian: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 less
2.0.11-62.0.11-72.0.11-82.0.11-9
2.0.11-11
firefox
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
firefox-debuginfo
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::client_workstation
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::client_workstation
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner-devel
Red 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
Affected packages
PackageAffectedFixed
firefox
Red Hat:enterprise_linux:5::server
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
firefox-debuginfo
Red Hat:enterprise_linux:5::server
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner
Red Hat:enterprise_linux:5::server
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner-debuginfo
Red Hat:enterprise_linux:5::server
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
xulrunner-devel
Red Hat:enterprise_linux:5::server
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
firefox
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox
Red Hat:enterprise_linux:6::computenode
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::computenode
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::computenode
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::computenode
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::computenode
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
firefox-debuginfo
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-debuginfo
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
xulrunner-devel
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
thunderbird-debuginfo
Red Hat:enterprise_linux:5::client
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
thunderbird
Red Hat:rhel_productivity:5
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
thunderbird-debuginfo
Red Hat:rhel_productivity:5
before 0:10.0.3-1.el5_8
0:10.0.3-1.el5_8
thunderbird
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::client
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::server
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
thunderbird-debuginfo
Red Hat:enterprise_linux:6::workstation
before 0:10.0.3-1.el6_2
0:10.0.3-1.el6_2
MozillaFirefox
openSUSE:Tumbleweed
before 50.1.0-1.1
50.1.0-1.1
MozillaThunderbird
openSUSE:Tumbleweed
before 45.5.1-1.1
45.5.1-1.1
firefox-esr
openSUSE:Tumbleweed
before 128.5.1-1.1
128.5.1-1.1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-0455 is a medium vulnerability (CVSS 4.3) 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 1.70%, the 77th percentile. Fixed in iceweasel 3.5.16-13.

References

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