CVE-2010-4207: Yahoo Yui

Medium severity, CVSS 4.3. EPSS: 4.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the Flash component infrastructure in YUI 2.4.0 through 2.8.1, as used in Bugzilla, Moodle, and other products, allows remote attackers to inject arbitrary web script or HTML via vectors related to charts/assets/charts.swf.

Affected products

• Yahoo Yui: version 2.4.0 only; version 2.5.0 only; version 2.5.1 only; version 2.5.2 only; version 2.6.0 only; version 2.7.0 only; …

Published 2010-11-07. Last modified 2026-06-16.