CVE-2013-4705: Opera Browser

Medium severity, CVSS 4.3. EPSS: 1.8% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Opera before 15.00 allows remote attackers to inject arbitrary web script or HTML by leveraging UTF-8 encoding.

Affected products

• Opera Opera Browser: up to and including 15.00; version 1.00 only; version 2.00 only; version 2.10 only; version 2.12 only; version 3.00 only; …

Published 2013-09-13. Last modified 2026-06-16.