CVE-2009-3046

Opera before 10.00 does not check all intermediate X.509 certificates for revocation, which makes...

7.5 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

1.11%Unchanged since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2009-3046
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness: CWE-295
Updated: 2026-11-02

CVE List No score

Record: CVE-2009-3046
Updated: 2026-11-02

EUVDEUVD-2009-3030 No score

Record: EUVD-2009-3030
Updated: 2026-11-03

GitHub AdvisoriesGHSA-fm2v-2v2p-j5mr 7.5

Opera before 10.00 does not check all intermediate X.509 certificates for revocation, which makes...

Record: GHSA-fm2v-2v2p-j5mr
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-295
Updated: 2026-11-02

Affected products

opera browser

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2009-3046 is a high vulnerability (CVSS 7.5) in Opera Browser, published September 2, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. No source names a fixed version.