An issue was discovered in Zammad 3.0 through 3.2. It may respond with verbose error messages that disclose internal application or infrastructure information. This information could aid attackers in successfully exploiting other vulnerabilities.

An issue was discovered in Zammad 3.0 through 3.2. It does not prevent caching of confidential data within browser memory. An attacker who either remotely compromises or obtains physical access to a user's workstation can browse the browser cache contents and obtain sensitive information. The attacker does not need to be authenticated with the application to view this information, as it would be available via the browser cache.

Zammad GmbH Zammad 2.3.0 and earlier is affected by: Cross Site Scripting (XSS) - CWE-80. The impact is: Execute java script code on users browser. The component is: web app. The attack vector is: the victim must open a ticket. The fixed version is: 2.3.1, 2.2.2 and 2.1.3.

Zammad GmbH Zammad version 2.3.0 and earlier contains a Improper Neutralization of Script-Related HTML Tags in a Web Page (CWE-80) vulnerability in the subject of emails which are not html quoted in certain cases. This can result in the embedding and execution of java script code on users browser. This attack appear to be exploitable via the victim openning a ticket. This vulnerability appears to have been fixed in 2.3.1, 2.2.2 and 2.1.3.