Is CVE-2006-4686 in the CISA KEV catalog?

No. CVE-2006-4686 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-4686?

CVE-2006-4686 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2006-4686?

CVE-2006-4686 has an EPSS score of 28.76% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2006-4686

HIGHEPSS 98th pctl

7.5

CVSS v2

NVD

Description

Buffer overflow in the Extensible Stylesheet Language Transformations (XSLT) processing in Microsoft XML Parser 2.6 and XML Core Services 3.0 through 6.0 allows remote attackers to execute arbitrary code via a crafted Web page.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

28.76%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/22333
http://securitytracker.com/id?1017033
http://www.kb.cert.org/vuls/id/562788
http://www.osvdb.org/29426
http://www.securityfocus.com/archive/1/449179/100/0/threaded
http://www.securityfocus.com/bid/20338
http://www.vupen.com/english/advisories/2006/3980
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-061
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A285

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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 2026-04-23.