CVE-2021-42085

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

An issue was discovered in Zammad before 4.1.1. There is stored XSS via a custom Avatar.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published
Oct 7, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-420868.8An issue was discovered in Zammad before 4.1.1. An Agent account can modify account data, and gain admin access, via a crafted request.CVE-2021-420874.9An issue was discovered in Zammad before 4.1.1. An admin can discover the application secret via the API.CVE-2021-420886.1An issue was discovered in Zammad before 4.1.1. The Chat functionality allows XSS because clipboard data is mishandled.CVE-2021-420897.5An issue was discovered in Zammad before 4.1.1. The REST API discloses sensitive information.CVE-2021-42096.5A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input mCVE-2021-420909.8An issue was discovered in Zammad before 4.1.1. The Form functionality allows remote code execution because deserialization is mishandled.CVE-2021-420919.1An issue was discovered in Zammad before 4.1.1. SSRF can occur via GitHub or GitLab integration.CVE-2021-420925.4An issue was discovered in Zammad before 4.1.1. Stored XSS may occur via an Article during addition of an attachment to a Ticket.CVE-2021-420937.2An issue was discovered in Zammad before 4.1.1. An admin can execute code on the server via a crafted request that manipulates triggers.CVE-2021-420949.8An issue was discovered in Zammad before 4.1.1. Command Injection can occur via custom Packages.CVE-2021-420957.5Xshell before 7.0.0.76 allows attackers to cause a crash by triggering rapid changes to the title bar.CVE-2021-420964.3GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrf_token value is derived from the admin password, and may be u