HIGH 8.2 NVD

CVE-2026-86133

An integer underflow vulnerability in the WatchGuard Fireware OS IKE daemon (iked) allows a remote attacker who has completed the initial IKEv2 handshake to cra

An integer underflow vulnerability in the WatchGuard Fireware OS IKE daemon (iked) allows a remote attacker who has completed the initial IKEv2 handshake to crash the iked process by sending a specially crafted encrypted IKEv2 message, resulting in a denial of service.

References

https://psirt.watchguard.com/CVE-2026-86133

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

This high severity vulnerability with a CVSS score of 8.2 was published on 2026-09-30 via NVD.

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