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Missing Authorization

CVE-2025-58075

High
8.1/10

Summary

Mattermost version 10.5.x through 10.5.10, 10.10.x through 10.10.2 and 10.11.x through 10.11.1 fails to verify a user has permission to join a Mattermost team using the original invite token, which allows any attacker to join any team on a Mattermost server, regardless of restrictions via manipulating the RelayState.

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

CWE-862 - Missing Authorization

The missing authorization vulnerability occurs when a software program allows users to access privileged parts of the program without verifying the user credentials. Impact of such a vulnerability depends on the resources employed by the software, ranging from account takeover to sensitive information exposure, denial of service, and complete system takeover.

References

Advisory Timeline

  • Published