CVE-2026-93865

CRITICAL 9.2CVE-2026-93865 · Published 27/10/2026 · updated 29/10/2026

In short

CVE-2026-93865 is a CRITICAL (CVSS 9.2) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.46%, higher than 40.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

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.

References

psirt.watchguard.com/CVE-2026-93865

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