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Exposure of Sensitive Information to an Unauthorized Actor

CVE-2026-45332

Low
0/10

Summary

A Broken Access Control vulnerability allows an unauthenticated attacker to retrieve the bcrypt password hash of every administrator account with a single POST request. The `/_api/user-collection/create-first-user` setup endpoint remains publicly accessible once initial configuration is complete and returns full serialized user data in the JSON response body. This affects versions 2.x prior to 2.0.0-beta.28.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-200 - Information Exposure

An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.

References

Advisory Timeline

  • Published