Is CVE-2010-4778 actively exploited?

No active exploitation of CVE-2010-4778 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2010-4778 be exploited remotely?

Yes. CVE-2010-4778 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2010-4778?

CVE-2010-4778 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2010-4778

CWE-79Published: April 4, 2011· Updated: Jun 16, 2026

4.3

CVSS v3.1

Official Description

Multiple cross-site scripting (XSS) vulnerabilities in fetchmailprefs.php in Horde IMP before 4.3.8, and Horde Groupware Webmail Edition before 1.2.7, allow remote attackers to inject arbitrary web script or HTML via the (1) username (aka fmusername), (2) password (aka fmpassword), or (3) server (aka fmserver) field in a fetchmail_prefs_save action, related to the Fetchmail configuration, a different issue than CVE-2010-3695. NOTE: some of these details are obtained from third party information.

NVD Source

Technical Analysis

CVE-2010-4778 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.