CVE-2012-3984

medium

Published 2012-10-10 · Modified 2026-04-29

CVSS v3

—

CVSS v2

6.8

VIR risk

6.8

Description

Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly handle navigation away from a web page that has a SELECT element's menu active, which allows remote attackers to spoof page content via vectors involving absolute positioning and scrolling.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://bugzilla.mozilla.org/show_bug.cgi?id=575294

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.mozilla.org/security/announce/2012/mfsa2012-75.html

OS impact

OS	Version	Status
ubuntu	10.04	affected
ubuntu	11.04	affected
ubuntu	11.10	affected
ubuntu	12.04	affected
suse	10	affected
suse	11	affected

Application impact

Vendor	Product	Versions	Fixed
mozilla	firefox	`{"endExcluding":"16.0"}`	`16.0`
mozilla	seamonkey	`{"endExcluding":"2.13"}`	`2.13`
mozilla	thunderbird	`{"endExcluding":"16.0"}`	`16.0`

References

Verify integrity in audit chain (admin only). AS-IS.