Is CVE-2009-4927 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2009-4927, but active exploitation has not been confirmed.

Can CVE-2009-4927 be exploited remotely?

Yes. CVE-2009-4927 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2009-4927?

CVE-2009-4927 has a CVSS score of 7.5 (HIGH).

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HIGHPOC

CVE-2009-4927

CWE-287Published: July 12, 2010· Updated: Jun 16, 2026

7.5

CVSS v3.1

Official Description

WB News 2.1.2 allows remote attackers to bypass authentication and gain administrative access via a modified WBNEWS cookie, as demonstrated by setting this cookie to 1.

NVD Source

Technical Analysis

CVE-2009-4927 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.

A proof-of-concept (PoC) exploit exists for CVE-2009-4927. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

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