CVE-2026-80233: CWE-434 Unrestricted Upload of File with Dangerous Type in CAYIN Technology CAYIN CMS-WS
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.
CVE-2026-80233: CWE-434 Unrestricted Upload of File with Dangerous Type in CAYIN Technology CAYIN CMS-WS
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.
CVSS v3.1
Score 7.2high
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- twcert
- Date Reserved
- 2026-08-26T05:58:48.754Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8ea5d1acd9273b499be735
Added to database: 08/26/2026, 08:37:37 UTC
Last updated: 08/26/2026, 09:22:07 UTC
Views: 4
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