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CVE-2026-89176— Howyar｜WeenyGenius - Missing Authentication

Quick assessment

Affected
Howyar WeenyGenius
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Howyar WeenyGenius是中国Howyar公司的一款面向教育行业及其他企业应用场景的课堂教学与管理辅助软件。 Howyar WeenyGenius 12.2.031及之前版本存在授权问题漏洞，该漏洞源于缺少身份验证，可能导致同一网络中的未身份验证攻击者伪造学生或教师端点，从而扰乱课堂秩序或远程控制学生端点。

CVSS 8.8 · High EPSS 0.40% · P33

Possible ATT&CK Techniques 2 AI

T1040 · Network Sniffing T1079

Affected Version Matrix 1

VendorProduct Version RangeStatus
Howyar WeenyGenius ≤ 12.2.031 affected
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I. Basic Information for CVE-2026-89176

Vulnerability Information
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Vulnerability Title
Howyar｜WeenyGenius - Missing Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
WeenyGenius, a computer lab management system developed by Howyar Technologies, has a Missing Authentication vulnerability. Unauthenticated attackers on the same network can easily spoof student or teacher endpoints. Impersonating a student can disrupt normal classroom operations, whereas impersonating a teacher can induce student computers to initiate connections, thereby gaining remote control over the student endpoints.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Howyar WeenyGenius 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Howyar WeenyGenius是中国Howyar公司的一款面向教育行业及其他企业应用场景的课堂教学与管理辅助软件。 Howyar WeenyGenius 12.2.031及之前版本存在授权问题漏洞，该漏洞源于缺少身份验证，可能导致同一网络中的未身份验证攻击者伪造学生或教师端点，从而扰乱课堂秩序或远程控制学生端点。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Howyar WeenyGenius 0 ~ 12.2.031 -

II. Public POCs for CVE-2026-89176

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III. Intelligence Information for CVE-2026-89176

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Vendor Advisories for CVE-2026-89176 (2)

Same Patch Batch · Howyar · 2026-09-11 · 4 CVEs total

CVE-2026-89177 8.8 HIGH Howyar｜WeenyGenius - Use of Insecure Protocol
CVE-2026-89178 8.8 HIGH Howyar｜WeenyGenius - Origin Validation Error
CVE-2026-89179 4.3 MEDIUM Howyar｜WeenyGenius - Missing Support for Integrity Check

IV. Related Vulnerabilities

Same product: WeenyGenius
Same vendor: Howyar
Same weakness: CWE-306

V. Comments for CVE-2026-89176

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