CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.6. It may be remotely exploitable.
CVE
CVE-2012-3555
Severity
HIGH
CVSS
7.6
EPSS
3.78%
Original NVD Description
Opera before 11.65 does not ensure that keyboard sequences are associated with a visible window, which makes it easier for user-assisted remote attackers to conduct cross-site scripting (XSS) attacks or execute arbitrary code via a crafted web site, related to a "hidden keyboard navigation" issue.