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Missing Authorization


Severity High
Score 8.8/10


In Hazelcast through 5.0.4, 5.1-BETA-1 through 5.1.6, 5.2-BETA-1 through 5.2.3, 5.3.0-BETA-1 through 5.3.0-BETA-2 executor services don't check client permissions properly, allowing authenticated users to execute tasks on members without the required permissions granted.

  • LOW
  • HIGH
  • NONE
  • LOW
  • HIGH
  • HIGH

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.

Advisory Timeline

  • Published