VULNERABILITY INTELLIGENCE

CVE-2012-3993

CVSS score9.3 HIGH
EPSS probability42.61%
CISA KEVNot currently listed
Published2012-10-10
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:C/I:C/A:C

Description

The Chrome Object Wrapper (COW) implementation in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 does not properly interact with failures of InstallTrigger methods, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted web site, related to an "XrayWrapper pollution" issue.

Weakness classification

  • CWE-269: Improper Privilege Management

Primary references