CVE-2026-34721 (GCVE-0-2026-34721)

Vulnerability from cvelistv5 – Published: 2026-04-08 18:12 – Updated: 2026-04-09 14:22
VLAI
Title
Zammad has Cross-site request forgery (CSRF) in OAuth callback endpoints
Summary
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.
Severity
5.9 (Medium)
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-04-09 14:22 UTC
CWE
  • CWE-352 - Cross-Site Request Forgery (CSRF)
Assigner
References
Impacted products
Vendor Product Version CPE status
zammad zammad Affected: < 6.5.4
Affected: >= 7.0.0-alpha, < 7.0.1
guessed Create a notification for this product.
Show details on NVD website
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