Is CVE-2006-4081 actively exploited?

CVE-2006-4081 has no public evidence of in-the-wild exploitation as of 2026-04-16.

What is the CVSS score for CVE-2006-4081?

CVE-2006-4081 has a CVSS score of 7.5 (UNKNOWN severity). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P.

How do I patch CVE-2006-4081?

Patch guidance is available from barracuda networks security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2006-4081.

CVE-2006-4081 - remediation guidance & executive summary

Q: Which products are affected by CVE-2006-4081?

2 products: barracuda networks barracuda spam firewall, barracuda networks barracuda spam firewall.

Description

preview_email.cgi in Barracuda Spam Firewall (BSF) 3.3.01.001 through 3.3.03.053 allows remote attackers to execute commands via shell metacharacters ("|" pipe symbol) in the file parameter. NOTE: the attack can be extended to arbitrary commands by the presence of CVE-2006-4000.

CVSS Metrics

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector: network
Access Cmplx: low
Auth: none
Confidentiality: partial
Integrity: partial
Availability: partial
Weaknesses: NVD-CWE-Other

Metadata

Primary Vendor: BARRACUDA_NETWORKS
Published: 8/11/2006
Last Modified: 4/16/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

barracuda_networks : barracuda_spam_firewallbarracuda_networks : barracuda_spam_firewall

Remediation Guidance

Executive Summary

View on NIST NVD