CVE-2026-34248

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, customers in shared organizations (means they can see each other's tickets) could see fields which are not intended for customers - including fields not intended for them at all (e.g. priority, custom ticket attributes for internal purposes). This was the case when a customer opened a ticket from another user of the same shared organization. They are not able to modify these field. This vulnerability is fixed in 7.0.1.

CVSS v3 5.7 MEDIUM

5.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/zammad/zammad/security/advisories/GHSA-prww-84vh-w978	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:zammad:zammad:7.0.0:*:*:*:*:*:*:*

History

17 Apr 2026, 15:48

Type	Values Removed	Values Added
First Time		Zammad zammad Zammad
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.7
CPE		cpe:2.3:a:zammad:zammad:7.0.0:::::::*
References	~~() https://github.com/zammad/zammad/security/advisories/GHSA-prww-84vh-w978 -~~	() https://github.com/zammad/zammad/security/advisories/GHSA-prww-84vh-w978 - Vendor Advisory

08 Apr 2026, 19:25

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-08 19:25

Updated : 2026-04-17 15:48

NVD link : CVE-2026-34248

Mitre link : CVE-2026-34248

CVE.ORG link : CVE-2026-34248

JSON object : View

Products Affected

zammad

zammad

CWE

CWE-284

Improper Access Control

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