CVE-2003-0447

CVE-2003-0447 is a medium-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 5.1. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The Custom HTTP Errors capability in Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute script in the Local Zone via an argument to shdocvw.dll that causes a "javascript:" link to be generated.

Frequently asked questions

What is CVE-2003-0447?
The Custom HTTP Errors capability in Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute script in the Local Zone via an argument to shdocvw.dll that causes a "javascript:" link to be generated.
How severe is CVE-2003-0447?
CVE-2003-0447 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2003-0447 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0447?
CVE-2003-0447 primarily affects Microsoft Internet Explorer. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0447?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0447 published?
CVE-2003-0447 was published on 2003-07-24 and last updated on 2026-06-16.

References

Affected products (3)

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