Spamming - Someone is accessing my 3rd party csMailto script

[anish sidhan]

Someone is accessing my 3rd party csMailto script. Below are the two emails I have received so far (both from today). Can anyone help to locate these intruders and erradicate them. Please explain the steps to locate them. I know how to block them. Thank you in advance. Please advice as this is very urgent.

---------- Source Headers -----------
Return-path: <[email protected]>
Envelope-to: [email protected]
Delivery-date: Wed, 26 Nov 2003 14:21:20 -0500
Received: from kristofc by tornado.ws1300.net with local (Exim 4.24)
id 1AP5Dz-0003oh-KQ
for [email protected]; Wed, 26 Nov 2003 14:21:19 -0500
To: [email protected]
From: [email protected]
Subject: User Comments
Content-type: text/html
Message-Id: <[email protected]>
Date: Wed, 26 Nov 2003 14:21:19 -0500

<b>Name:</b> [email protected]
To: [email protected]
From: [email protected]
Subject: FvWSe5(FA6D50C3,FirstName)

R1yYal6qKfVrPvScxGGb0xf1qqHXw6NfoMv6R7X0PRRctG r3n5I FTzwClfLyCqpEI9k5FsM