CVE-2006-0818

What it is

Absolute path directory traversal vulnerability in (1) MERAK Mail Server for Windows 8.3.8r with before IceWarp Web Mail 5.6.1 and (2) VisNetic MailServer before 8.5.0.5 allows remote authenticated users to include arbitrary files via a modified language parameter and a full Windows or UNC pathname in the lang_settings parameter to mail/index.html, which is not properly sanitized by the validatefolder PHP function, possibly due to an incomplete fix for CVE-2005-4558.

At a glance

Exploitability

Can be exploited over the network with a login. Limited direct impact.

Exploit odds

2.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2006-07-21 14:03 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 22:21 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 2.1% in the next 30 days (EPSS).
• Severity: 4.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2006-07-21 14:03 UTC

Last modified

2026-06-16 22:21 UTC

Exploit probability

2.1% · EPSS, next 30 days

Record status

Modified

Affected

• Deerfield Visnetic Mail Server 8.3.5
• Icewarp Web Mail 5.6.0
• Merak Mail Server 8.3.8r

Attack profile CVSS 2.0 · 4.0

Attack vector

Network

Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2006-0818.md and follow it. Check whether this project is affected by CVE-2006-0818. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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