CVE-1999-0347

High CVSS 10

Published 1999-01-26 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-1999-0347, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Internet Explorer 4.01 allows remote attackers to read local files and spoof web pages via a "%01" character in an "about:" Javascript URL, which causes Internet Explorer to use the domain specified after the character.

Sources

NVD record for CVE-1999-0347

CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C