Is CVE-2020-10104 actively exploited?

No active exploitation of CVE-2020-10104 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2020-10104 be exploited remotely?

Yes. CVE-2020-10104 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2020-10104?

CVE-2020-10104 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2020-10104

CWE-200Published: March 5, 2020· Updated: Jun 17, 2026

4.3

CVSS v3.1

Official Description

An issue was discovered in Zammad 3.0 through 3.2. After authentication, it transmits sensitive information to the user that may be compromised and used by an attacker to gain unauthorized access. Hashed passwords are returned to the user when visiting a certain URL.

NVD Source

Technical Analysis

CVE-2020-10104 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.