CVE-2010-4583: Opera Browser

Low severity, CVSS 2.6. EPSS: 1.4% chance of exploitation in the next 30 days.

Opera before 11.00, when Opera Turbo is enabled, does not display a page's security indication, which makes it easier for remote attackers to spoof trusted content via a crafted web site.

Affected products

• Opera Opera Browser: up to and including 11.00; version 5.0 only; version 5.02 only; version 5.10 only; version 5.11 only; version 5.12 only; …

Published 2010-12-22. Last modified 2026-06-16.