Critical Path Appoints CEO Mark Ferrer as Chairman; Cheung Kong Executive Edmond Ip Tak Chuen Joins Board; Tom Tinsley of General Atlantic Partners Named Lead Director.

SAN FRANCISCO -- Critical Path, Inc. (Nasdaq:CPTH), a global provider of messaging solutions for mobile, broadband and fixed-line service providers, today announced that effective immediately, CEO Mark Ferrer will become chairman of the board, replacing current chairman William McGlashan, Jr., who is stepping down to focus on other responsibilities. Edmond Ip Tak Chuen, executive director of Cheung Kong (Holdings) Limited is joining the board. Additionally, current board member Tom Tinsley, a partner at General Atlantic Partners, is named lead director and will represent and guide the board's independent directors.

"As we shift the company's focus to consumer messaging, I am optimistic about the future and I am pleased to serve as the board's new chairman," said Mr. Ferrer. "I would like to thank Bill (William) McGlashan for the valuable contributions he has made to Critical Path over the years. I would also like to welcome Edmond to the board. Edmond's experience, as well as his knowledge of the Asian market, will provide tremendous value to the board."

"I am very pleased by the positive momentum that Critical Path is experiencing with its new mobile and broadband consumer offerings," said Mr. McGlashan. "With the new strategy, the recent $18M financing, and Mark's leadership, I believe the company is on the right track. I wish both Mark and the company much continued success."

Mr. McGlashan, who served as Critical Path's CEO from November 2001 to March 2004, and as chairman since May 2002, is resigning to focus on his responsibilities as managing director of TPG Ventures (Texas Pacific Group).

The board's new member, Edmond Ip Tak Chuen, has been an executive director of Cheung Kong (Holdings) Limited since September 1993.

"Cheung Kong is encouraged by Critical Path's new focus, and I am very pleased to provide my expertise to the management team and the board as they execute on their strategy," said Mr. Edmond Ip.

Tom Tinsley, who is now named lead director, joined Critical Path's board June 1, 2004. Prior to his current position as a partner at General Atlantic Partners, Mr. Tinsley served as chairman and CEO of the Baan Company N.V. and as a Director at McKinsey & Company, Inc.

Cheung Kong, along with General Atlantic Partners, led Critical Path's recent round of $18 million in new financing. Cheung Kong (Holdings) Limited is the flagship of the Cheung Kong Group, the leading Hong Kong-based multi-national conglomerate whose members include Hutchison Whampoa Limited, among others.

About Critical Path, Inc.

Critical Path, Inc. (Nasdaq:CPTH) is a global provider of messaging solutions for mobile, broadband and fixed-line service providers, headquartered in San Francisco. More information is available at www.criticalpath.net.

This press release contains forward-looking statements by the Company and its executives regarding the Company's future financial performance. The words and expressions "look forward to," "will," "expect," "plan," "believe," "seek," "strive for," "anticipate," "hope," "estimate" and similar expressions are intended to identify the Company's forward-looking statements. These forward-looking statements involve a number of risks and uncertainties that could cause actual results to differ materially from those anticipated. These risks include, but are not limited to, our evolving business strategy and the emerging and changing nature of the market for our products and services, our ability to deliver on our sales objectives, the ability of our technology and our competitors' technologies to address customer demands, changes in economic and market conditions, unplanned system interruptions and capacity constraints, software and service design defects. These and other risks and uncertainties are described in more detail in the Company's filings with the United States Securities and Exchange Commission (www.sec.gov) made from time to time, including Critical Path's Annual Report on Form 10-K for the fiscal year ended December 31, 2003, Forms 10-Q for the three months ended March 31, June 30, 2004 and September 30, 2004 and Current Reports on Form 8-K, as may be amended from time to time, and all subsequent filings with the United States Securities and Exchange Commission (www.sec.gov). The Company makes no commitment to revise or update any forward-looking statements in order to reflect events or circumstances after the date any such statement is made.

Note to Editors: Critical Path and the Critical Path logo are the trademarks of Critical Path, Inc. All other trademarks are the property of their holders.