CVE-2005-4089

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 22.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2005-12-08 · updated 2026-06-16
Weakness: CWE-264

Description

Microsoft Internet Explorer allows remote attackers to bypass cross-domain security restrictions and obtain sensitive information by using the @import directive to download files from other domains that are not valid Cascading Style Sheets (CSS) files, as demonstrated using Google Desktop, aka "CSSXSS" and "CSS Cross-Domain Information Disclosure Vulnerability."

Affected products

Microsoft Ie: 6.0-sp1, 6.0-sp2
Microsoft Internet Explorer 11: 6.0

References

http://secunia.com/advisories/17564
http://securitytracker.com/id?1016291
http://www.hacker.co.il/security/ie/css_import.html
http://www.securityfocus.com/bid/15660
http://www.vupen.com/english/advisories/2005/2804
http://www.vupen.com/english/advisories/2006/2319
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-021
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1556
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1800
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1838
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1914
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1977

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