CVE-2012-4203
N/A
Published: November 21, 2012 at 11:00 AM UTC
Updated: June 16, 2026 at 11:44 PM UTC
1 product affected across 1 vendorFirefox
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
N/A
Exploit prediction
EPSS 3%
Description
The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 16.0.20.10.100.10.10.20.30.40.50.60.6.10.70.7.10.80.90.9 rc0.9.10.9.20.9.31.01.0 preview_release1.0.11.0.21.0.31.0.41.0.51.0.61.0.71.0.81.4.11.51.5 beta11.5 beta21.5.0.11.5.0.101.5.0.111.5.0.121.5.0.21.5.0.31.5.0.41.5.0.51.5.0.61.5.0.71.5.0.81.5.0.91.5.11.5.21.5.31.5.41.5.51.5.61.5.71.5.81.810.010.0.110.0.211.012.012.0 beta613.013.0.114.014.0.115.015.0.116.016.0.12.02.0.0.12.0.0.102.0.0.112.0.0.122.0.0.132.0.0.142.0.0.152.0.0.162.0.0.172.0.0.182.0.0.192.0.0.22.0.0.202.0.0.32.0.0.42.0.0.52.0.0.62.0.0.72.0.0.82.0.0.93.03.0.13.0.103.0.113.0.123.0.133.0.143.0.153.0.163.0.173.0.23.0.33.0.43.0.53.0.63.0.73.0.83.0.93.53.5.13.5.103.5.113.5.123.5.133.5.143.5.153.5.23.5.33.5.43.5.53.5.63.5.73.5.83.5.93.63.6.103.6.113.6.123.6.133.6.143.6.153.6.163.6.173.6.183.6.193.6.23.6.203.6.213.6.223.6.233.6.243.6.253.6.33.6.43.6.63.6.73.6.83.6.94.04.0 beta14.0 beta104.0 beta114.0 beta124.0 beta24.0 beta34.0 beta44.0 beta54.0 beta64.0 beta74.0 beta84.0 beta94.0.15.05.0.16.06.0.16.0.27.07.0.18.08.0.19.09.0.1
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html
- http://www.mozilla.org/security/announce/2012/mfsa2012-95.html
References (14)
Vendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlVendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlVendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlVendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlx_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://www.mozilla.org/security/announce/2012/mfsa2012-95.htmlQuick Info
StatusMODIFIED
CWE
CWE-264
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card