CVE-2004-1021: Apple Ical

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

iCal before 1.5.4 on Mac OS X 10.2.3, and other later versions, does not alert the user when handling calendars that use alarms, which allows attackers to execute programs and send e-mail via alarms.

Affected products

• Apple Ical: version 1.5.3 only

Published 2005-03-01. Last modified 2026-06-16.