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NVD description
Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook external credentials do not validate a CSRF state parameter. This vulnerability is fixed in 7.0.1 and 6.5.4.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
STABLE
If you run products in this scope, you should treat this CVE as relevant to your environment.
1 version affected across 1 product
CVE-2026-34721 Cross-Site Request Forgery in Zammad OAuth Callback Endpoints Prior to 7.0.1 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-34721
Post summary
The post announces CVE-2026-34721, a CSRF vulnerability affecting Zammad OAuth callback endpoints before version 7.0.1, and provides a link for further details.
CVE-2026-34721 Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the OAuth callback endpoints for Microsoft, Google, and Facebook externa… https://www.cve.org/CVERecord?id=CVE-2026-34721
Post summary
The post identifies CVE-2026-34721 as a vulnerability in older Zammad versions impacting OAuth callback endpoints for major providers, but provides no PoC, exploit, or mitigation details.
2 of 2 entries
| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | zammad | zammad | - | - | - |
| App | zammad | zammad | 7.0.0 | - | - |