Content Infrastructure Functionality Available Directly from Corporate Yahoo! Interface

Sunnyvale, CA - July 10, 2001 - Interwoven, Inc. (Nasdaq: IWOV), the leading provider of Content Infrastructure, and Yahoo! Inc., (Nasdaq: YHOO) a leading global Internet communications, commerce and media company, today announced an agreement by which Interwoven becomes the first Content Infrastructure partner to augment the Corporate Yahoo! enterprise information portal solution.

"We have selected only best-of-breed partners to extend our Corporate Yahoo! portal solution," said John Willcutts, vice president and general manager of Corporate Yahoo! "As the leader in Content Infrastructure, Interwoven's product suite will add great value by enabling our customers' non-technical users to easily add content and update their Corporate Yahoo! enabled portals."

Corporate Yahoo! enables companies to integrate proprietary corporate content and applications behind existing firewalls with Yahoo!'s personalized Internet content and services. Interwoven's Content Infrastructure is used to capture, manage, leverage and distribute content in a collaborative fashion, both within and beyond the four walls of the enterprise. Together, the joint solution raises the bar on ease-of-use for portal configuration and content contribution.

"Yahoo!'s global presence and brand recognition make Yahoo! a leader in the enterprise portal market," said Frank Florence, senior vice president, business development at Interwoven. "We are very pleased that Corporate Yahoo! has recognized the success of Interwoven in the Global 2000 and has chosen Interwoven's Content Infrastructure for an enterprise information portal solution."

Interwoven has also successfully partnered with other best-of-breed suppliers of the core Yahoo! Portal environment, such as Netegrity and TIBCO.

The integration will be based on Interwoven's recently announced PortalReady SDK (software development kit) that includes a function-rich, customer-extensible framework designed to grow with evolving portal requirements.

For more information on Interwoven's portal offering, please see http://www.interwoven.com.tw/portal .

Corporate Yahoo! is a customized enterprise information portal solution based on the widely used My Yahoo! ( http://my.yahoo.com ) interface. Enterprise customers licensing Corporate Yahoo! can easily integrate proprietary corporate content and applications behind existing firewalls with access to Yahoo!'s personalized Internet content and services. Corporate Yahoo! is a global solution that leverages Yahoo!'s position as the No. 1 most visited property at work, according to Nielsen//NetRatings' latest rankings, as well as an existing platform across 24 world properties and 13 languages.

Interwoven, Inc. (Nasdaq: IWOV) is the world's leading provider of Content Infrastructure software. Its content infrastructure product suite includes content aggregation, content collaboration, content management, content intelligence and content distribution. Its products are the de facto standard for over 700 Global 2000 companies including British Airways, Cisco Systems, General Electric, General Motors and Philips. Interwoven teams with the leading best-of-breed eBusiness application providers to provide customers an end-to-end platform for eBusiness. For more information on one of the fastest growing software companies in Silicon Valley and its proven XML-based solutions, visit the Interwoven Web site at www.interwoven.com.tw .

Yahoo!, Corporate Yahoo!, My Yahoo! and the Yahoo! logo are trademarks and/or registered trademarks of Yahoo! Inc. All other names are trademarks and/or registered trademarks of their respective owners.