CVE-2005-4504

CVE-2005-4504 is a high-severity vulnerability in Apple Safari with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

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.

Frequently asked questions

What is CVE-2005-4504?
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.
How severe is CVE-2005-4504?
CVE-2005-4504 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2005-4504 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4504?
CVE-2005-4504 primarily affects Apple Safari. In total, 75 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4504?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4504 published?
CVE-2005-4504 was published on 2005-12-22 and last updated on 2026-06-16.

References

Affected products (75)

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