CVE-2006-4909

Name: CVE-2006-4909
Creator: NVD / NIST
Published: 2006-09-21T00:07:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.99%

Last modified Jun 16, 2026

CVE-2006-4909 is a vulnerability of currently unknown severity. Cross-site scripting (XSS) vulnerability in Cisco Guard DDoS Mitigation Appliance before 5.1(6), when anti-spoofing is enabled, allows remote attackers to inject arbitrary web script or HTML via certain character sequences in a URL that are not properly handled when the appliance sends a meta-refresh.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in Cisco Guard DDoS Mitigation Appliance before 5.1(6), when anti-spoofing is enabled, allows remote attackers to inject arbitrary web script or HTML via certain character sequences in a URL that are not properly handled when the appliance sends a meta-refresh.

Metrics

EPSS Probability

1.99%

78.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Guard Ddos Mitigation Appliance	<= 5.1\(5\)

References

Timeline

Published: Sep 21, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-4909?

How severe is CVE-2006-4909?

Severity scoring for CVE-2006-4909 is pending analysis. The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.

How do I fix CVE-2006-4909?

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-2006-4909?

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

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Source: NVD / NIST