TI-2026-60402 Aliases CVE-2026-89177 GHSA-35jr-c9gf-7v8m

Howyar｜WeenyGenius - Use of Insecure Protocol

MEDIUM 40CWE-757Published 2026-09-11 · Updated 2026-09-11

Key facts

Attack vector: Adjacent network
Privileges required: None
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00356 29th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Howyar	WeenyGenius	up to 12.2.031	—	No fix listed	CNA

WeenyGenius VendorHowyar Affected up to 12.2.031 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-89177
2026-10-03 Alias added: GHSA-35jr-c9gf-7v8m

References

Advisory 2

TI-2026-60403 Howyar｜WeenyGenius - Origin Validation Error CVSS 4.0HIGH 8.7
TI-2026-60401 Howyar｜WeenyGenius - Missing Authentication CVSS 4.0HIGH 8.7
TI-2024-06805 Improper signature verification in Radix SmartRecovery CVSS 3.1HIGH 8.2
TI-2026-60404 Howyar｜WeenyGenius - Missing Support for Integrity Check CVSS 4.0MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences