CVE-2009-3046: Opera Browser

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

Opera before 10.00 does not check all intermediate X.509 certificates for revocation, which makes it easier for remote SSL servers to bypass validation of the certificate chain via a revoked certificate.

Affected products

• Opera Opera Browser: before 10.00 (fixed in 10.00)

Published 2009-09-02. Last modified 2026-06-16.