SEPTEMBER 18, 2026
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Case File

CVE-2026-78011

HIGH · CVSS 8.7 EPSS 0.32%

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

An integer underflow vulnerability in the WatchGuard Fireware OS iked process enables remote unauthenticated attackers to disrupt VPN services, leading to a Denial of Service (DoS) condition. Organizations using affected versions of Fireware OS should prioritize patching this vulnerability to safeguard their network integrity and maintain service availability.

CVE
CVE-2026-78011
Severity
HIGH
CVSS
8.7
EPSS
0.32%

Original NVD Description

An integer underflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to create a Denial of Service (DoS) condition in VPN processing by sending specially crafted network traffic.