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.
Published: 2026-04-08
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Unauthorized Data Exposure in AI Prompts
Action: Patch Now
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 17 Apr 2026 15:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:zammad:zammad:7.0.0:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Thu, 09 Apr 2026 08:30:00 +0000

Type Values Removed Values Added
First Time appeared Zammad
Zammad zammad
Vendors & Products Zammad
Zammad zammad

Wed, 08 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 08 Apr 2026 19:00:00 +0000

Type Values Removed Values Added
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.
Title Zammad is miissing authorization in AI assistance controller for context data used in text tools
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-08T19:52:03.644Z

Reserved: 2026-03-30T20:52:53.284Z

Link: CVE-2026-34837

cve-icon Vulnrichment

Updated: 2026-04-08T19:51:58.990Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-08T19:25:23.007

Modified: 2026-04-17T15:51:43.310

Link: CVE-2026-34837

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-09T08:27:53Z

Weaknesses