CVE-2011-2369: Mozilla Firefox

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

Cross-site scripting (XSS) vulnerability in Mozilla Firefox 4.x through 4.0.1 allows remote attackers to inject arbitrary web script or HTML via an SVG element containing an HTML-encoded entity.

Affected products

• Mozilla Firefox: version 4.0 only; version 4.0.1 only

Published 2011-06-30. Last modified 2026-06-16.