CVE-2026-34837Zammad is miissing authorization in AI assistance controller for context data used in text tools
Updated under an hour ago ()
This data is behind schedule: last updated Oct 26, 2026, 6:40 AM ET. We are working on it.Behind: CVE records (cvelistV5).
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.3 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-862
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- GitHub_M
- NVD analysis
- Analyzed
- Record last updated
- Apr 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
zammad zammad zammad:zammad (from the name) | from 7.0.0, < 7.0.1 | CNA record |
zammad zammad zammad:zammad | 7.0.0 | NVD |
References
- https://github.com/zammad/zammad/security/advisories/GHSA-89vv-6639-wcv8x-refsource-confirm, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.