CVE-1999-1473

CVE-1999-1473 is a medium-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

When a Web site redirects the browser to another site, Internet Explorer 3.02 and 4.0 automatically resends authentication information to the second site, aka the "Page Redirect Issue."

Frequently asked questions

What is CVE-1999-1473?
When a Web site redirects the browser to another site, Internet Explorer 3.02 and 4.0 automatically resends authentication information to the second site, aka the "Page Redirect Issue."
How severe is CVE-1999-1473?
CVE-1999-1473 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-1473 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1473?
CVE-1999-1473 primarily affects Microsoft Internet Explorer. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1473?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1473 published?
CVE-1999-1473 was published on 1999-12-31 and last updated on 2026-06-16.

References

Affected products (2)

More vulnerabilities in Microsoft Internet Explorer

All CVEs affecting Microsoft Internet Explorer →