CVE-2026-80233
HIGH
NVD
CVSS Score
7.2
Severity
HIGH
Published
Aug 26, 2026
Vendor
unknown
Description
CAYIN CMS-WS, CMS-SE, and SMP series products developed by CAYIN Technology have an Arbitrary File Upload vulnerability. Privileged remote attackers can upload and execute web shells backdoors, thereby enabling arbitrary code execution on the server.