CVE-2008-5551

Name: CVE-2008-5551
Creator: NVD / NIST
Published: 2008-12-12T18:30:03.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 13.99%

Last modified Jun 16, 2026

CVE-2008-5551 is a vulnerability of currently unknown severity. The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 allows remote attackers to bypass the XSS protection mechanism and conduct XSS attacks by injecting data at two different positions within an HTML document, related to STYLE elements and the CSS expression property, aka a "double injection.". EPSS estimates a 13.99% chance of exploitation in the next 30 days.

Description

The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 allows remote attackers to bypass the XSS protection mechanism and conduct XSS attacks by injecting data at two different positions within an HTML document, related to STYLE elements and the CSS expression property, aka a "double injection."

Metrics

EPSS Probability

13.99%

96.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions	Update
Microsoft	Internet Explorer	8	Beta2

References

Timeline

Published: Dec 12, 2008
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2008-5551?

How severe is CVE-2008-5551?

Severity scoring for CVE-2008-5551 is pending analysis. The EPSS model estimates a 13.99% probability of exploitation in the next 30 days.

How do I fix CVE-2008-5551?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2008-5551?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST