WeenyGenius, a computer lab management system by Howyar Technologies, has a Use of Insecure Protocol vulnerability. Due to the reliance on ZMTP Null mode, unauthenticated attackers on the same network can capture packets to leak transmitted data, or perform replay attacks with forged commands to disrupt classroom operations.
Advisories

No advisories yet.

Fixes

Solution

Update to version 12.3.033 or later.


Workaround

No workaround given by the vendor.

History

Fri, 11 Sep 2026 07:45:00 +0000

Type Values Removed Values Added
Description WeenyGenius, a computer lab management system by Howyar Technologies, has a Use of Insecure Protocol vulnerability. Due to the reliance on ZMTP Null mode, unauthenticated attackers on the same network can capture packets to leak transmitted data, or perform replay attacks with forged commands to disrupt classroom operations.
Title Howyar|WeenyGenius - Use of Insecure Protocol
Weaknesses CWE-757
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: twcert

Published:

Updated: 2026-09-11T07:35:40.861Z

Reserved: 2026-09-11T06:14:49.953Z

Link: CVE-2026-89177

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-11T08:16:48.813

Modified: 2026-09-11T08:16:48.813

Link: CVE-2026-89177

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T08:30:11Z

Weaknesses