What is CVE-2026-89177?

CVE-2026-89177 is a high-severity vulnerability in Howyar Weenygenius, classified under CWE-757. CVSS score: 8.8/10. Published 2026-09-11.

How severe is CVE-2026-89177?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Howyar Weenygenius

CVE-2026-89177

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.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Howyar Weenygenius

Weakness classification (CWE)

CWE-757

References

twcert@cert.org.tw (third-party-advisory)
twcert@cert.org.tw (third-party-advisory)

Frequently asked questions

What is CVE-2026-89177?: CVE-2026-89177 is a high-severity vulnerability in Howyar Weenygenius, classified under CWE-757. CVSS score: 8.8/10. Published 2026-09-11.
How severe is CVE-2026-89177?: High severity. CVSS v3 base score is 8.8 out of 10.