Monster Worldwide Provides Additional Details on Malicious Software Investigation

Business Editors

NEW YORK--(BUSINESS WIRE)--Aug. 23, 2007--Monster Worldwide, Inc., (NASDAQ: MNST) has determined that the contact information of approximately 1.3 million job seekers was contained on the rogue server that the Company shut down as part of its ongoing investigative efforts of the malicious software, Infostealer.Monstres. Of this contact information, the Company has determined that less than 5,000 job seekers of the 1.3 million affected are based outside of the United States.

As previously reported, the information contained on this server was limited to names, addresses, phone numbers and email addresses. Based on Monster's thorough review, no other details, including bank account numbers, were uploaded.

Monster is working closely with the appropriate regulatory agencies and law enforcement authorities on this issue. Currently, the Company is reaching out to impacted individuals to alert them. As part of its communications, Monster is in the process of informing these individuals on the appropriate precautionary steps to protect themselves from any fraudulent emails claiming to be from Monster and asking for personal details.

About Monster Worldwide

Monster Worldwide, Inc. (NASDAQ: MNST), parent company of Monster(R), the premier global online employment solution for more than a decade, strives to bring people together to advance their lives. With a local presence in key markets in North America, Europe, and Asia, Monster works for everyone by connecting employers with quality job seekers at all levels and by providing personalized career advice to consumers globally. Through online media sites and services, Monster delivers vast, highly targeted audiences to advertisers. Monster Worldwide is a member of the S&P 500 Index and the NASDAQ 100. To learn more about Monster's industry-leading products and services, visit www.monster.com. More information about Monster Worldwide is available at www.monsterworldwide.com.

Special Note: Safe Harbor Statement Under the Private Securities Litigation Reform Act of 1995: Except for historical information contained herein, the statements made in this release constitute forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Such forward-looking statements involve certain risks and uncertainties, including statements regarding Monster Worldwide, Inc.'s strategic direction, prospects and future results. Certain factors, including factors outside of Monster Worldwide's control, may cause actual results to differ materially from those contained in the forward-looking statements, including economic and other conditions in the markets in which Monster Worldwide operates, risks associated with acquisitions, competition, seasonality and the other risks discussed in Monster Worldwide's Form 10-K and other filings made with the Securities and Exchange Commission.

CONTACT: Monster Worldwide, Inc. Investors: Robert Jones, 212-351-7032 bob.jones@monsterworldwide.com or Media: Kathryn Burns, 212-351-7063 kathryn.burns@monsterworldwide.com Steve Sylven, 978-461-8503 steve.sylven@monster.com