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CVE-2026-34837 Details

Description

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, he REST endpoint POST /api/v1/ai_assistance/text_tools/:id contains an authorization failure. Context data (e.g., a group or organization) supplied to be used in the AI prompt were not checked if they are accessible for the current user. This leads to having data present in the AI prompt that were not authorized before being used. A user needs to have ticket.agent permission to be able to use the provided context data. This vulnerability is fixed in 7.0.1.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/zammad/zammad/security/advisories/GHSA-89vv-6639-wcv8	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-862	Missing Authorization	[email protected]

Affected Products

Product	Versions
zammad zammad	7.0.0
CPE cpe:2.3:a:zammad:zammad:7.0.0:::::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jul 24, 2026	CVE Translated	[email protected]
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Apr 17, 2026	Reanalysis	[email protected]
Apr 17, 2026	Initial Analysis	[email protected]
Apr 8, 2026	New CVE Received	[email protected]