CVE-2009-3263: Google Chrome

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Google Chrome 2.x and 3.x before 3.0.195.21 allows remote attackers to inject arbitrary web script or HTML via a (1) RSS or (2) Atom feed, related to the rendering of the application/rss+xml content type as XML "active content."

Affected products

• Google Chrome: version 2.0.156.1 only; version 2.0.157.0 only; version 2.0.157.2 only; version 2.0.158.0 only; version 2.0.159.0 only; version 2.0.169.0 only; …

Published 2009-09-18. Last modified 2026-06-16.