CVE-2005-2830

CVE-2005-2830 is a medium-severity vulnerability in Microsoft Ie with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 35% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Microsoft Internet Explorer 5.01, 5.5, and 6, when using an HTTPS proxy server that requires Basic Authentication, sends URLs in cleartext, which allows remote attackers to obtain sensitive information, aka "HTTPS Proxy Vulnerability."

Frequently asked questions

What is CVE-2005-2830?
Microsoft Internet Explorer 5.01, 5.5, and 6, when using an HTTPS proxy server that requires Basic Authentication, sends URLs in cleartext, which allows remote attackers to obtain sensitive information, aka "HTTPS Proxy Vulnerability."
How severe is CVE-2005-2830?
CVE-2005-2830 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-2830 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 35% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2830?
CVE-2005-2830 primarily affects Microsoft Ie. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-2830?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-2830 published?
CVE-2005-2830 was published on 2005-12-14 and last updated on 2026-06-16.

References

Affected products (4)

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