Is CVE-2009-4898 actively exploited?

No active exploitation of CVE-2009-4898 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2009-4898 be exploited remotely?

Yes. CVE-2009-4898 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2009-4898?

CVE-2009-4898 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2009-4898

CWE-352Published: September 7, 2010· Updated: Jun 16, 2026

6.8

CVSS v3.1

Official Description

Cross-site request forgery (CSRF) vulnerability in TWiki before 4.3.2 allows remote attackers to hijack the authentication of arbitrary users for requests that update pages, as demonstrated by a URL for a save script in the ACTION attribute of a FORM element, in conjunction with a call to the submit method in the onload attribute of a BODY element. NOTE: this issue exists because of an insufficient fix for CVE-2009-1339.

NVD Source

Technical Analysis

CVE-2009-4898 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.