Paper/Archive/CVE-2026-121639

CVE-2026-121639

WatchGuard AuthPoint Authentication Gateway — WatchGuard AuthPoint Gateway Improper Authentication Allows Unauthenticated Denial of Service

CVSS 9.2

critical.is priorityof 100

CVSS 9.2 (CNA)9.2 / 10 × 3027.6 Not in CISA KEV+300.0 No EPSS score.000 × 200.0 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

A Missing Authentication for Critical Function vulnerability in WatchGuard AuthPoint Gateway allows a remote unauthenticated attacker with network access to the AuthPoint Gateway host to disrupt authentication services and delete the local directory synchronization configuration.

Affected

ProductAffectedFixed inSource

AuthPoint Authentication Gateway1.0 – < 7.6.07.6.0CNA

Scores by source

WatchGuard (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:H

References

advisorypsirt.watchguard.com/CVE-2026-121639