CVE-2012-6470: Opera Browser

High severity, CVSS 9.3. EPSS: 7.8% chance of exploitation in the next 30 days.

Opera before 12.12 does not properly allocate memory for GIF images, which allows remote attackers to execute arbitrary code or cause a denial of service (memory overwrite) via a malformed image.

Affected products

• Opera Opera Browser: up to and including 12.11; version 1.00 only; version 2.00 only; version 2.10 only; version 2.12 only; version 3.00 only; …

Published 2013-01-02. Last modified 2026-06-16.