Microsoft Warns of New Excel Vulnerability

by admin January 17, 2008 at 2:48 pm

The flaw affects both Mac and Windows systems, allowing a hacker to booby-trap an Excel document.

Attackers are exploiting a vulnerability that lies within several versions of the Excel spreadsheet program, Microsoft warned late Tuesday.

The problem in Excel allows a hacker to create a malicious Excel document that when opened can compromise a computer, Microsoft said in an advisory. The vulnerability could allow remote code to be executed on a computer, which means a user risks having their personal data exposed.

Microsoft downplayed the risk, saying only targeted attacks have been seen. But since Microsoft Excel documents are commonly used for business, vulnerabilities such as this pose a greater risk.

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