Is CVE-2007-4557 actively exploited?

No active exploitation of CVE-2007-4557 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2007-4557 be exploited remotely?

Yes. CVE-2007-4557 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2007-4557?

CVE-2007-4557 has a CVSS score of 4.3 (MEDIUM).

HOME VULNERABILITIESCVE-2007-4557

MEDIUM

CVE-2007-4557

CWE-79Published: August 28, 2007· Updated: Jun 16, 2026

4.3

CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in the webacc servlet in Novell GroupWise 6.5 WebAccess allows remote attackers to inject arbitrary web script or HTML via the User.Id parameter, as demonstrated by a URL within a url field in a STYLE element, possibly due to an incomplete fix for CVE-2004-2103.2.

NVD Source

Technical Analysis

CVE-2007-4557 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-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.