Vulnerability Report

CVE-2017-5621

Title: Zammad Cross-Site Scripting (XSS)

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2017-5621.

CWE Category CWE-79

Published Date Mar 13, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 6.1 CVSS v3.0

Exploit Probability (EPSS)

0.67%

Vulnerability Summary

CVE-2017-5621: An issue was discovered in Zammad before 1.0.4, 1.1.x before 1.1.3, and 1.2.x before 1.2.1. XSS can be triggered via malicious HTML in a chat message or the content of a ticket article, when using either the REST API or the WebSocket API.

Impacted Vendors

zammad 1

Reference Links

http://www.securityfocus.com/bid/96937 https://zammad.com/de/news/security-advisory-zaa-2017-01 http://www.securityfocus.com/bid/96937 https://zammad.com/de/news/security-advisory-zaa-2017-01

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

6.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns