CVE-2010-1349: Opera Browser

High severity, CVSS 10.0. EPSS: 19.8% chance of exploitation in the next 30 days.

Integer overflow in Opera 10.10 through 10.50 allows remote attackers to execute arbitrary code via a large Content-Length value, which triggers a heap overflow.

Affected products

• Opera Opera Browser: version 10.10 only; version 10.50 only

Published 2010-04-12. Last modified 2026-06-16.