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Authorization Bypass Through User-Controlled Key

CVE-2025-64431

High
8.7/10

Summary

Zitadel is an open-source identity management platform. Versions 4.0.0-rc.1 through 4.6.2 are vulnerable to Insecure Direct Object Reference (IDOR) attacks through its V2Beta API, allowing authenticated users with specific administrator roles within one organization to access and modify data belonging to other organizations. Note that this vulnerability is limited to organization-level data (name, domains, metadata). No other related data (such as users, projects, applications, etc.) is affected. This issue is fixed in version 4.6.3.

  • LOW
  • NETWORK
  • NONE
  • LOW

CWE-639 - Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

References

Advisory Timeline

  • Published