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Vulnerability record · CVE-2008-4788 · published 29 October 2008

CVE-2008-4788: Microsoft internet explorer vulnerability

Microsoft · Internet Explorer

Microsoft Internet Explorer 6 omits high-bit URL-encoded characters when displaying the address bar, which allows remote attackers to spoof the address bar via a URL with a domain name that differs from an important domain name only in these characters, as demonstrated by using exam%A9ple.com to spoof example.com, aka MSRC ticket MSRC7900.

5.0 CVSS 2.0 Medium EPSS 9.1% · top 4.9%
5.0CVSS 2.0 base score
9.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

Microsoft Internet Explorer 6 omits high-bit URL-encoded characters when displaying the address bar, which allows remote attackers to spoof the address bar via a URL with a domain name that differs from an important domain name only in these characters, as demonstrated by using exam%A9ple.com to spoof example.com, aka MSRC ticket MSRC7900.

AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/archive/1/497825/100/0/threaded
http://www.securityfocus.com/archive/1/497827/100/0/threaded
https://exchange.xforce.ibmcloud.com/vulnerabilities/46235
http://www.securityfocus.com/archive/1/497825/100/0/threaded
http://www.securityfocus.com/archive/1/497827/100/0/threaded
https://exchange.xforce.ibmcloud.com/vulnerabilities/46235

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-4788), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.