Is CVE-2006-3640 in the CISA KEV catalog?

No. CVE-2006-3640 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-3640?

CVE-2006-3640 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2006-3640?

CVE-2006-3640 has an EPSS score of 24.88% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2006-3640

MEDIUMEPSS 98th pctl

5.0

CVSS v2

NVD

Description

Microsoft Internet Explorer 5.01 and 6 allows certain script to persist across navigations between pages, which allows remote attackers to obtain the window location of visited web pages in other domains or zones, aka "Window Location Information Disclosure Vulnerability."

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

24.88%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

http://secunia.com/advisories/21396
http://securitytracker.com/id?1016663
http://www.osvdb.org/27850
http://www.securityfocus.com/bid/19339
http://www.vupen.com/english/advisories/2006/3212
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-042
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A171

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.