PT-2026-98945 · Zammad · Zammad

CVE-2026-56731

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Published

2026-09-25

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Updated

2026-09-25

CVSS v4.0

8.4

High

VectorAV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions Zammad versions prior to 7.0.1
Description An authenticated user with low privileges can inject arbitrary HTML markup, including JavaScript event handlers, into a ticket title during the standard ticket creation process. This occurs because the title is persisted without proper sanitization.
Recommendations Update to version 7.0.1.

Exploit

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-56731
GHSA-P9XP-GX8R-4397

Affected Products

Zammad