CVE-2026-89178 HIGH

CVE-2026-89178: Howyar|WeenyGenius - Origin Validation Error

Vendor Howyar
Product WeenyGenius
Weakness CWE-940
Published September 11, 2026
Last update September 11, 2026

CVSS base score

8.7/10
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS 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

What the vulnerability does

01Description

WeenyGenius, a computer lab management system by Howyar Technologies, has an Origin Validation Error vulnerability. Unauthenticated attackers on the same network can spoof the teacher workstation and send broadcast packets, causing student computers to attempt to establish a connection with the attacker.

Key dates

02Disclosure timeline

September 11, 2026 CVE published