CVE-2026-25823
HMS Networks Ewon Flexy/Ewon Cosy+ Stack Buffer Overflow
Description
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.
INFO
Published Date :
March 12, 2026, midnight
Last Modified :
March 12, 2026, 9:28 p.m.
Remotely Exploit :
No
Source :
mitre
Affected Products
The following products are affected by CVE-2026-25823
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update Ewon Flexy firmware to 15.0s4 or later.
- Update Cosy+ firmware to 22.1s6 or later.
- Update Cosy+ firmware to 23.0s3 or later.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-25823 vulnerability anywhere in the article.