CVE-2026-19853

MEDIUM CVSS 5.3 View on NVD ↗

Description

NewSiteServer (NSS) developed by CyberTutor has a Missing Authentication vulnerability. Unauthenticated remote attackers can exploit a specific functionality to send emails to anyone on behalf of the school.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

https://www.twcert.org.tw/en/cp-139-11121-51e56-2.html
https://www.twcert.org.tw/tw/cp-132-11117-4f503-1.html

Published: Aug 24, 2026 04:16 UTC Modified: Aug 24, 2026 13:17 UTC