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Vulnerability record · CVE-2005-4089 · published 8 December 2005

CVE-2005-4089: Microsoft ie permissions and access controls vulnerability

Microsoft · Ie

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."

7.1 CVSS 2.0 High EPSS 22% · top 2.4% CWE-264 · Permissions and access controls
7.1CVSS 2.0 base score
22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
26References, 4 tagged exploit
16 Jun 2026Last modified by NVD

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."

AV:N/AC:M/Au:N/C:C/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/17564 Vendor Advisory
http://securitytracker.com/id?1016291
http://www.hacker.co.il/security/ie/css_import.html ExploitVendor Advisory
http://www.securityfocus.com/bid/15660 Exploit
http://www.vupen.com/english/advisories/2005/2804 Vendor Advisory
http://www.vupen.com/english/advisories/2006/2319 Vendor Advisory
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
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1985
http://secunia.com/advisories/17564 Vendor Advisory
http://securitytracker.com/id?1016291
http://www.hacker.co.il/security/ie/css_import.html ExploitVendor Advisory
http://www.securityfocus.com/bid/15660 Exploit
http://www.vupen.com/english/advisories/2005/2804 Vendor Advisory
http://www.vupen.com/english/advisories/2006/2319 Vendor Advisory
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
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1985

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Source: NIST National Vulnerability Database (record CVE-2005-4089), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.