CVE-2025-62723

Published: Oct 24, 2025Modified: Jun 17, 2026

4.3

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploitability: 2.8 / Impact: 1.4

Source: security-advisories@github.com (Secondary)

Description

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 (1)

Products: Flashmq: Flashmq

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Flashmq Flashmq	Before 1.23.2

Related CWEs

Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

References (3)

https://github.com/halfgaar/FlashMQ/commit/e86c49360ef4387440c97f591770cdb9284b4ee9

Source: security-advisories@github.com

Patch

https://github.com/halfgaar/FlashMQ/issues/154

Source: security-advisories@github.com

Issue Tracking

https://github.com/halfgaar/FlashMQ/security/advisories/GHSA-7mhp-22q4-r6vv

Source: security-advisories@github.com

PatchVendor Advisory

Timeline

No history available yet.