CVE-2026-34722

Zammad is missing authorization in ticket create endpoint

State: Published
Severity: 6.9 Medium
Published: Apr 8, 2026
Updated: Apr 8, 2026
Reserved: Mar 30, 2026

Description

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the used endpoint for ticket creation was missing authorization if the related parameter for adding links is used. This vulnerability is fixed in 7.0.1 and 6.5.4.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
zammadzammad	< 6.5.4Affected >= 7.0.0-alpha, < 7.0.1Affected

References

https://github.com/zammad/zammad/security/advisories/GHSA-28m3-wwgv-ppw8

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