CVE-2012-4146: Opera Browser

Medium severity, CVSS 4.3. EPSS: 1.5% chance of exploitation in the next 30 days.

Opera before 12.01 allows remote attackers to cause a denial of service (application crash) via a crafted web site, as demonstrated by the Lenovo "Shop now" page.

Affected products

• Opera Opera Browser: up to and including 12.00; version 1.00 only; version 2.00 only; version 2.10 only; version 2.12 only; version 3.00 only; …

Published 2012-08-06. Last modified 2026-06-16.