CVE-2006-4272

Name: CVE-2006-4272
Creator: NVD / NIST
Published: 2006-08-21T21:04:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.47%

Last modified Jun 16, 2026

CVE-2006-4272 is a vulnerability of currently unknown severity. Jelsoft vBulletin 3.5.4 allows remote attackers to register multiple arbitrary users and cause a denial of service (resource consumption) via a large number of requests to register.php. NOTE: the vendor has disputed this vulnerability, stating "If you have the CAPTCHA enabled then the registrations wont even go through. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

Jelsoft vBulletin 3.5.4 allows remote attackers to register multiple arbitrary users and cause a denial of service (resource consumption) via a large number of requests to register.php. NOTE: the vendor has disputed this vulnerability, stating "If you have the CAPTCHA enabled then the registrations wont even go through. ... if you are talking about the flood being allowed in the first place then surely this is something that should be handled at the server level.

Metrics

EPSS Probability

1.47%

70.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jelsoft	Vbulletin	3.5.4

References

Timeline

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

Frequently Asked Questions

What is CVE-2006-4272?

How severe is CVE-2006-4272?

Severity scoring for CVE-2006-4272 is pending analysis. The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.

How do I fix CVE-2006-4272?

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-2006-4272?

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

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Source: NVD / NIST