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Fencer Vulns
high 7.8

CVE-2005-4504 in the critical feed json

The khtml::RenderTableSection::ensureRows function in KHTMLParser in Apple Mac OS X 10.4.3 and earlier, as used by Safari and TextEdit, all…

published 2005-12-22 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4499

cvss
7.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.9%
EPSS 11.9% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

The khtml::RenderTableSection::ensureRows function in KHTMLParser in Apple Mac OS X 10.4.3 and earlier, as used by Safari and TextEdit, allows remote attackers to cause a denial of service (memory consumption and application crash) via HTML files with a large ROWSPAN attribute in a TD tag.

Timeline

  1. First public exploit (EDB-26971)
  2. Published

Exploit prediction

11.91% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-26971 Apple Mac OSX - KHTMLParser Remote Denial of Service dos, 2005-12-22
  • security-protocols.com http://security-protocols.com/advisory/sp-x22-advisory.txt referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/16045 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

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.