Is CVE-2009-2063 actively exploited?

No active exploitation of CVE-2009-2063 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2009-2063 be exploited remotely?

Yes. CVE-2009-2063 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2009-2063?

CVE-2009-2063 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2009-2063

CWE-287Published: June 15, 2009· Updated: Jun 16, 2026

6.8

CVSS v3.1

Official Description

Opera, possibly before 9.25, processes a 3xx HTTP CONNECT response before a successful SSL handshake, which allows man-in-the-middle attackers to execute arbitrary web script, in an https site's context, by modifying this CONNECT response to specify a 302 redirect to an arbitrary https web site.

NVD Source

Technical Analysis

CVE-2009-2063 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.