CRITICALCVE-2026-25818Published Modified CNA mitre
CVE-2026-25818: 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 weak entropy for authentication cookies, allowing an attacker with a stolen session cookie to find the user password by brute-forcing an encryption parameter.
Metrics
- CVSS v3.1
- 9.1
- Severity
- CRITICAL
- Fixed in
- —
- Affected Products
- 1
Affected packages
- n/a / n/an/a
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N