Is CVE-2006-4200 being actively exploited?

CVE-2006-4200 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2006-4200?

CVE-2006-4200 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2006-4200

HIGH · CVSS 7.5EPSS 1.6%EU EUVD

Unspecified vulnerability in 04WebServer 1.83 and earlier allows remote attackers to bypass user authentication via unspecified vectors related to request processing.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS score: 1.6% (76th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2006-4190)
Published: August 17, 2006
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-4190 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

soft3304 / 04webserver
soft3304 / 04webserver
soft3304 / 04webserver
soft3304 / 04webserver

References

http://secunia.com/advisories/21504(Patch, Vendor Advisory)
http://www.securityfocus.com/bid/19496(Patch)
http://www.soft3304.net/04WebServer/Security.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/28355

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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