SEPTEMBER 18, 2026
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Case File

CVE-2026-80233

HIGH · CVSS 7.2 EPSS 0.62% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-26 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

CAYIN Technology's CMS-WS, CMS-SE, and SMP series products are vulnerable to an Arbitrary File Upload flaw that allows privileged remote attackers to upload malicious web shells, facilitating arbitrary code execution on the server. This high-severity vulnerability poses significant risks to the integrity and confidentiality of affected systems. Organizations using these products should prioritize immediate remediation to mitigate potential exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
arbitrary code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-80233
Severity
HIGH
CVSS
7.2
EPSS
0.62%

Original NVD 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.