CVE-2026-25819
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
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 allows unauthenticated attackers to cause a Denial of Service by using a specially crafted HTTP request that leads to a reboot of the device, provided they have access to the device's GUI.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://www.hms-networks.com/p/flexy20500-00ma-ewon-flexy-205
- https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cybersecurity/security-advisory/hms-security-advisory-2026-03-09-001—ewon-several-flexy-and-cosy–vulnerabilities.pdf?sfvrsn=f7c027b8_13
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