VULNERABILITY INTELLIGENCE
CVE-2009-4074
CVSS score4.3 MEDIUM
EPSS probability14.84%
CISA KEVNot currently listed
Published2009-11-25
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:P/A:N
Description
The XSS Filter in Microsoft Internet Explorer 8 allows remote attackers to leverage the "response-changing mechanism" to conduct cross-site scripting (XSS) attacks against web sites that have no inherent XSS vulnerabilities, related to the details of output encoding and improper modification of an HTML attribute, aka "XSS Filter Script Handling Vulnerability."