Extremeguest Essentials

extremeguest_essentials

Vendor: Extremenetworks • 1 CVE

CVEs (1)

CVE

VENDORS

PRODUCTS

UPDATED

PUBLISHED

CVSS

CVE-2025-8679

1Extremenetworks

1Extremeguest Essentials

Jun 17, 2026

Oct 1, 2025

7.6 HIGH· v4

9.8 CRITICAL· v3

N/A· v2

In ExtremeGuest Essentials before 25.5.0, captive-portal may permit unauthorized access via manual brute-force procedure. Under certain ExtremeGuest Essentials captive-portal SSID configurations, repeated manual login attempts may allow an unauthenticated device to be marked as authenticated and obtain network access. Client360 logs may display the client MAC as the username despite no MAC-authentication being enabled.Show less