What’s Vulnerable › Vulnerabilities
CVE-2026-34722: Zammad is missing authorization in ticket create endpoint
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-08 · updated 2026-07-24
- Weakness: CWE-862
Description
Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the used endpoint for ticket creation was missing authorization if the related parameter for adding links is used. This vulnerability is fixed in 7.0.1 and 6.5.4.
Affected products
- zammad: before 6.5.4; 7.0.0 — fixed in 6.5.4
How to fix
Upgrade to a fixed version: zammad 6.5.4. Check the vendor advisory for mitigations.
References
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