LIVE · cybersecurity feed
Live wire
Attackers conceal phishing lures using invisible Unicode charactersCVE-2026-67276 · Your MikroTik Router May Already Be Compromised: Look for SSH User “-2”CVE-2026-81578 · PaperCut NG/MF Flaw Exploited Before CVE PublicationCVE-2026-82078 · PaperCut NG/MF Flaw Exploited Before CVE PublicationCVE-2026-83549 · SonicWall SMA1000 OS Command Injection Exploited Same Day as DisclosureCVE-2026-83548 · SonicWall SMA1000 SSRF Flaw Exploited Same Day as DisclosureCVE-2026-82329 · JFrog Artifactory Flaw Exploited Same Day as DisclosureMikroTik Routers Compromised Via Unauthenticated SSH AccessOpenAI Announced $1B in Defensive Tools for Water UtilitiesAttackers Breached JetBrains Cadence via Unpatched TeamCity, Extracting AWS Credentials
cve recordcritical

CVE-2026-25823

Published
CVSS9.8
Severitycritical
WeaknessCWE-121
ExploitedNot in CISA KEV

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

References

← Back to the CVE Tracker

Our coverage of CVE-2026-25823

No stories yet. This page updates automatically when we publish reporting that references CVE-2026-25823.