CVE-2010-2455: Opera Browser

Medium severity, CVSS 4.3. EPSS: 1.3% chance of exploitation in the next 30 days.

Opera does not properly manage the address bar between the request to open a URL and the retrieval of the new document's content, which might allow remote attackers to conduct spoofing attacks via a crafted HTML document, a related issue to CVE-2010-1206.

Affected products

• Opera Opera Browser: version 5.0 only; version 5.02 only; version 5.10 only; version 5.11 only; version 5.12 only; version 6.0 only; …

Published 2010-06-25. Last modified 2026-06-16.