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Fencer Vulns
medium 4.3

CVE-2006-6660 json

The nodeType function in KDE libkhtml 4.2.0 and earlier, as used by Konquerer, KMail, and other programs, allows remote attackers to cause…

published 2006-12-20 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6643

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
2
Exploit-DB

Summary

The nodeType function in KDE libkhtml 4.2.0 and earlier, as used by Konquerer, KMail, and other programs, allows remote attackers to cause a denial of service (crash) via malformed HTML tags, possibly involving a COL SPAN tag embedded in a RANGE tag.

Timeline

  1. First public exploit (EDB-29296)
  2. Published

Exploit prediction

2.58% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-29296 KDE LibkHTML 4.2 - NodeType Function Denial of Service dos, 2006-12-19
  • EDB-2954 KDE libkhtml 3.5 < 4.2.0 - Unhandled HTML Parse Exception dos, 2006-12-19
  • downloads.securityfocus.com http://downloads.securityfocus.com/vulnerabilities/exploits/21662.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/21662 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.