CVE-2010-0063: Apple Mac OS X

Medium severity, CVSS 6.8. EPSS: 1.6% chance of exploitation in the next 30 days.

Incomplete blacklist vulnerability in CoreTypes in Apple Mac OS X before 10.6.3 makes it easier for user-assisted remote attackers to execute arbitrary JavaScript via a web page that offers a download with a Content-Type value that is not on the list of possibly unsafe content types for Safari, as demonstrated by the values for the (1) .ibplugin and (2) .url extensions.

Affected products

• Apple Mac OS X: up to and including 10.6.2; version 10.5 only; version 10.5.0 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; …
• Apple Mac OS X Server: up to and including 10.6.2; version 10.5 only; version 10.5.0 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; …

Published 2010-03-30. Last modified 2026-06-16.