Information Disclosure Vulnerability in Microsoft XML Core Services
CVE-2009-0419

Currently unrated

Key Information:

Vendor: Microsoft
Status: Xml Core Services
Vendor: CVE Published:; 4 February 2009

What is CVE-2009-0419?

This vulnerability arises from Microsoft XML Core Services, which is utilized in various Microsoft applications, including Expression Web and Internet Explorer. It fails to adequately restrict web page access to Set-Cookie2 HTTP response headers, enabling remote attackers to retrieve sensitive cookie information through XMLHttpRequest calls. This flaw affects the protections afforded by the HTTPOnly mechanism, highlighting a significant security gap that can be exploited, particularly in the context of web applications relying on cookie-based sessions.

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