FlashMQ is a MQTT broker/server, designed for multi-CPU environments. Prior to version 1.26.2, authorized clients have the ability to exceed the permitted over-commit of their write buffer and triggering an internal safe-guard exception. This exception was in a path that was not catchable, and therefore causes a server abort. This issue has been patched in version 1.26.2.

Project Subscriptions

Vendors Products
Halfgaar Subscribe
Flashmq Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 10 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 10 Jun 2026 02:30:00 +0000

Type Values Removed Values Added
First Time appeared Halfgaar
Halfgaar flashmq
Vendors & Products Halfgaar
Halfgaar flashmq

Tue, 09 Jun 2026 23:30:00 +0000

Type Values Removed Values Added
Description FlashMQ is a MQTT broker/server, designed for multi-CPU environments. Prior to version 1.26.2, authorized clients have the ability to exceed the permitted over-commit of their write buffer and triggering an internal safe-guard exception. This exception was in a path that was not catchable, and therefore causes a server abort. This issue has been patched in version 1.26.2.
Title FlashMQ: Client can trigger uncaught exception on FlashMQ 1.26.1 and older
Weaknesses CWE-248
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-10T14:30:30.247Z

Reserved: 2026-05-13T21:04:10.933Z

Link: CVE-2026-46411

cve-icon Vulnrichment

Updated: 2026-06-10T14:30:20.373Z

cve-icon NVD

Status : Received

Published: 2026-06-10T00:16:53.407

Modified: 2026-06-10T00:16:53.407

Link: CVE-2026-46411

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-10T02:15:19Z

Weaknesses