VULNERABILITY INTELLIGENCE

CVE-2011-2993

CVSS score9.3 HIGH

EPSS probability1.26%

CISA KEVNot currently listed

Published2011-08-18

Last modified2026-06-16

Description

The implementation of digital signatures for JAR files in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, and possibly other products does not prevent calls from unsigned JavaScript code to signed code, which allows remote attackers to bypass the Same Origin Policy and gain privileges via a... .