CVE-2026-93865

A missing authentication vulnerability in the Fireware OS FireCluster synchronization daemon allows a remote, unauthenticated attacker to invoke privileged system-level administrative actions by sending a specially crafted request to the FireCluster management IP when the clustering feature is enabled.

Score

CVSS 4.0 9.2 Critical

Status

Awaiting Analysis - 5d1c2695-1a31-4499-88ae-e847036fd7e3

Published

2026-10-27

Last modified

2026-10-28

Weaknesses

CWE-306, CWE-77, CWE-862

Affected products

• Fireware Os (Watchguard)

References

• https://psirt.watchguard.com/CVE-2026-93865