HIGH 8.7 NVD

CVE-2026-86134

A NULL pointer dereference vulnerability in the WatchGuard Fireware OS authentication process allows a remote, unauthenticated attacker to crash the management

A NULL pointer dereference vulnerability in the WatchGuard Fireware OS authentication process allows a remote, unauthenticated attacker to crash the management daemon by sending a specially request to the login interface, resulting in a denial of service.

References

https://psirt.watchguard.com/CVE-2026-86134

Published: 2026-09-30 · Source: NVD · Feed updated: 2026-09-30

This high severity vulnerability with a CVSS score of 8.7 was published on 2026-09-30 via NVD.

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