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CVE-2012-5354

22
FAUCET Score

CVE-2012-5354 describes a clickjacking vulnerability affecting Mozilla Firefox, Thunderbird, and SeaMonkey versions prior to 16.0 and 2.13 respectively. This flaw allows remote attackers to trick users into unintended actions through a complex interaction involving multiple active SELECT menus, XPI files, the window.open method, and the Geolocation API. With a CVSS score of 6.8, this vulnerability has a medium severity, requiring user interaction (AC:M) but potentially leading to partial confidentiality, integrity, and availability impacts (C:P/I:P/A:P). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 16.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 2.13CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
< 16.0CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.68%
Probability of exploitation in next 30 days
EPSS Percentile
74.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0168 is in the 51st percentile among its peer group of 19,956 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2012-5354Critical

Mozilla: Select element persistance allows for attacks (MFSA 2012-75)

Oct 9, 2012

References

osvdb.org / 86171
Broken Link
bugzilla.mozilla.org / show_bug.cgi
Issue TrackingVendor Advisory
secunia.com / advisories/50856
Broken Link
secunia.com / advisories/50935
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16972
Third Party Advisory
mozilla.org / security/announce/2012/mfsa2012-75.html
Vendor Advisory