Critical Path to Demo New Communications Platform for Carriers at ITU Telecom World; Comprehensive Software Platform to be Shown in HP Partners' Solution Fair.

Business Editors/High-Tech Writers

ITU TELECOM WORLD 2003

HP Partners' Solution Fair

SAN FRANCISCO--(BUSINESS WIRE)--Oct. 6, 2003

Critical Path, Inc. (Nasdaq:CPTH), a leader in digital communications software and services, announced that it will be demonstrating the upcoming release of its award-winning Critical Path Communications Platform at ITU Telecom World in Geneva, Switzerland, October 13-17, 2003. The software will be shown in the HP Partners' Solution Fair, which will be accessible via the HP Pavilion in the exhibit hall. Critical Path's solutions help wireless and wireline carriers cut costs and time-to-market for delivering new differentiated, premium revenue-generating services to consumers, mobile professionals and small businesses.

Critical Path's upcoming platform release, Platform 7.0, enables carriers to offer an unparalleled breadth of services for consumers, mobile professionals and small businesses. This includes Mobile Messaging and PIM, Universal Address Book, and Multimedia Messaging solutions, providing a variety of service offerings ranging from mobile backup and MMS photo albums to fully-synchronized wireless, web, and Outlook(R) access to advanced email, address books, calendar, notifications and shared files. Additional information is available at www.criticalpath.net.

About Critical Path, Inc.

Critical Path, Inc. (Nasdaq: CPTH) is a global leader in digital communications software and services. The company provides messaging solutions -- from wireless, secure and unified messaging to basic email and personal information management -- as well as identity management solutions that simplify user profile management and strengthen information security. The standards-based Critical Path Communications Platform, built to perform reliably at the scale of public networks, delivers the industry's lowest total cost of ownership for messaging solutions and lays a solid foundation for next-generation communications services. Solutions are available on a hosted or licensed basis. Critical Path's customers include more than 700 enterprises, 200 carriers and service providers, eight national postal authorities and 35 government agencies. Critical Path is headquartered in San Francisco. More information can be found at www.criticalpath.net.

Forward-Looking Statements:

This press release contains forward-looking statements by the Company and its executives regarding the performance, security, scalability and interoperability of our product and service offerings, the ability of our customers to achieve cost savings in the provision of services, industry trends, market and customer requirements, the ability of our products and services to meet the business needs of our customers, the market for products and services like ours and the performance of our senior management in achieving strategic goals. 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 U.S 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, 2002,and Quarterly Report on Form 10-Q for the fiscal quarters ended March 31 and June 30, 2003, as may be amended from time to time, and all subsequent filings with the Securities and Exchange Commission (www.sec.gov).

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.