CVE-2026-56731 – Zammad: Cross-Site Scripting in Ticket Notifications

​CVE ID :CVE-2026-56731

Published : Sept. 25, 2026, 6:17 p.m. | 1 hour, 11 minutes ago

Description :Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, a low-privilege authenticated user may inject arbitrary HTML markup, including JavaScript event handlers, into a ticket title via the standard ticket creation workflow. The title is persisted without sanitization. This issue is fixed in version 7.0.1.

Severity: 8.4 | HIGH

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