CVE-2004-0843

CVE-2004-0843 is a medium-severity vulnerability in Microsoft Ie with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 34% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Internet Explorer 5.5 and 6 does not properly handle plug-in navigation, which allows remote attackers to alter displayed address bars and thereby spoof web pages, facilitating phishing attacks, aka the "Plug-in Navigation Address Bar Spoofing Vulnerability."

Frequently asked questions

What is CVE-2004-0843?
Internet Explorer 5.5 and 6 does not properly handle plug-in navigation, which allows remote attackers to alter displayed address bars and thereby spoof web pages, facilitating phishing attacks, aka the "Plug-in Navigation Address Bar Spoofing Vulnerability."
How severe is CVE-2004-0843?
CVE-2004-0843 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0843 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 34% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0843?
CVE-2004-0843 primarily affects Microsoft Ie. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0843?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0843 published?
CVE-2004-0843 was published on 2004-11-03 and last updated on 2026-06-16.

References

Affected products (2)

More vulnerabilities in Microsoft Ie

All CVEs affecting Microsoft Ie →