HarborGuard / CVE
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CRITICALCVE-2026-25823Published Modified CNA mitre

CVE-2026-25823: HMS Networks Ewon Flexy with firmware before 15

HMS Networks Ewon Flexy with firmware before 15.0s4, Cosy+ with firmware 22.xx before 22.1s6, and Cosy+ with firmware 23.xx before 23.0s3 have a stack buffer overflow that leads to a Denial of Service, which can also be exploited to achieve Unauthenticated Remote Code Execution.

Metrics

CVSS v3.1
9.8
Severity
CRITICAL
Fixed in
Affected Products
1
Affected packages
  • n/a / n/a
    n/a
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H