Microsoft MSXML 4 は 2014年4月12日 でサポート終了

Microsoft MSXML 4 (Microsoft XML Core Services) Support Lifecycle Policy - Microsoft サポート

Support Lifecycle Policy Highlights for Microsoft MSXML 4
Microsoft will continue to support MSXML 4.0 by shipping updates for Service Pack 3 of MSXML 4.0 until the end of support on April 12th, 2014. These updates may include security enhancements, and minor performance improvements or product fixes. Service Pack releases (including the original RTM release) of MSXML 4.0 prior to SP3 are not supported.

Last Review : July 20, 2014

List of Microsoft XML parser (MSXML) versions - Microsoft サポート

MSXML 4.0 is no longer supported by Microsoft.

Article ID: 269238 - Last Review: July 16, 2014 - Revision: 22.0

Microsoft サポートページが更新されてとどめをさされました。 (^^ゞ