CVE-2026-34723 HIGH

CVE-2026-34723: Zammad has incorrect access control in getting_started_controller

Vendor Zammad
Product zammad
Weakness CWE-284
Published April 8, 2026
Last update April 10, 2026
View on NVD All CVEs

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, unauthenticated remote attackers were able to access the getting started endpoint to get access to sensitive internal entity data, even after the system setup was completed. This vulnerability is fixed in 7.0.1 and 6.5.4.

Key dates

02Disclosure timeline

April 8, 2026 CVE published
April 10, 2026 Record updated