CVE-2025-62723

Summary

FlashMQ is a MQTT broker/server, designed for multi-CPU environments. Prior to version 1.23.2, any authenticated user can create sessions and have them collect QoS messages. When not sent to a client, these are then not released upon (eventual) session expiration. Version 1.23.2 fixes the issue.

Affected Software

VendorProductVersion RangeStatus
halfgaarFlashMQ< 1.23.2affected

Weaknesses

  • CWE-772: CWE-772: Missing Release of Resource after Effective Lifetime

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References