Vendor
WatchGuard
139 known vulnerabilities.
WatchGuard at a glance
1 of the exploited vulnerabilities are known to be used by ransomware (CISA).
Show as table
| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 5 | 3 |
| Oct 2026 | 21 | 8 |
| Sep 2026 | 20 | 3 |
| Aug 2026 | 30 | 7 |
| Jul 2026 | 17 | 1 |
| Jun 2026 | 0 | 0 |
| May 2026 | 5 | 0 |
| Apr 2026 | 1 | 0 |
| Mar 2026 | 5 | 0 |
| Feb 2026 | 0 | 0 |
| Jan 2026 | 1 | 0 |
| Dec 2025 | 14 | 1 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 2 | 0 |
| Sep 2025 | 3 | 1 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 0 | 0 |
| Jun 2025 | 0 | 0 |
| May 2025 | 2 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 2 | 0 |
| Feb 2025 | 3 | 0 |
| Jan 2025 | 1 | 0 |
| Dec 2024 | 0 | 0 |
Most common weaknesses
Products
Latest advisories
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Medium max 7.8
Linux Kernel: Mehrere Schwachstellen
Ein Angreifer kann mehrere Schwachstellen in Linux Kernel ausnutzen, um nicht näher spezifizierte Angriffe durchzuführen, die möglicherweise zu einem Denial-of-Service-Zustand, einer Rechteausweitung oder einer Speicherbeschädigung führen können.
first Mar 18, 2026 -
High max 9.5WID-SEC-2026-4209 18 CVEs
WatchGuard Fireware OS: Mehrere Schwachstellen
Ein Angreifer kann mehrere Schwachstellen in WatchGuard Fireware OS ausnutzen, um erweiterte Berechtigungen zu erlangen – einschließlich Rechte auf Systemebene oder Administratorrechte, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, Daten zu ma…
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High max 9.6NCSC-2026-0404 21 CVEs
Kwetsbaarheden verholpen in WatchGuard Fireware OS
WatchGuard heeft meerdere kwetsbaarheden verholpen in Fireware OS.
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High max 9.2WID-SEC-2026-3646 15 CVEs
WatchGuard Fireware OS: Mehrere Schwachstellen
Ein entfernter Angreifer kann mehrere Schwachstellen in WatchGuard Fireware OS ausnutzen, um beliebigen Code auszuführen – einschließlich Code mit Root-Rechten –, Sicherheitsmaßnahmen zu umgehen, vertrauliche Daten offenzulegen oder zu manipulieren und Denial…
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High max 8.1
OpenSSH: Schwachstelle ermöglicht Codeausführung
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in OpenSSH ausnutzen, um beliebigen Programmcode mit root Rechten auszuführen.
first Jun 30, 2024
139 results · Feed
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High 8.5
WatchGuard Endpoint Protection Local Privilege Escalation in Console-Service Communication Allows SYSTEM Code Execution
A privilege escalation vulnerability in WatchGuard Endpoint Protection's inter-process communication between the console and the protection service allows a local, low-privileged authenticated user to execute arbitrary code with SYSTEM privileges by injecting…
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Critical 9.1
WatchGuard AuthPoint Gateway Capture-replay Allows Unauthorized Administrative Actions
An Authentication Bypass by Capture-replay vulnerability in WatchGuard AuthPoint Gateway allows an attacker who has observed a legitimate request between AuthPoint Gateway components to replay it and perform unauthorized administrative actions, including disr…
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High 8.9
WatchGuard AuthPoint Gateway Improper HMAC Validation in LDAP Authentication Callback Allows Forged Authentication Results
An improper integrity validation vulnerability in WatchGuard AuthPoint Gateway's LDAP authentication callback allows a network attacker who has obtained a valid header signature to forge the authentication result and transaction identifier in the request body…
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Critical 9.1
WatchGuard AuthPoint Gateway Improper Certificate Validation Allows Man-in-the-Middle Attacks
An Improper Certificate Validation vulnerability in WatchGuard AuthPoint Gateway allows an attacker with an on-path network position to intercept and modify communications between the AuthPoint Gateway and local authentication providers.
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Critical 9.2
WatchGuard AuthPoint Gateway Improper Authentication Allows Unauthenticated Denial of Service
A Missing Authentication for Critical Function vulnerability in WatchGuard AuthPoint Gateway allows a remote unauthenticated attacker with network access to the AuthPoint Gateway host to disrupt authentication services and delete the local directory synchroni…
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Medium 5.7
Mobile VPN with SSL Client for Windows: Cleartext Transmission of VPN Credentials over Local Management Socket
Cleartext Transmission of Sensitive Information vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker who can capture loopback traffic to obtain the user’s VPN username and password.
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High 8.7
Fireware OS Missing Authentication in FireCluster Sync Allows Privilege Escalation
A missing authentication vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a compromised cluster peer or an on-path network attacker, to invoke privileged firewall management actions as root by…
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High 7.2
Fireware OS Out-of-Bounds Read in FireCluster Sync Allows Denial of Service
An out-of-bounds read vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a compromised cluster peer or an on-path network attacker, to repeatedly crash the firewall's cluster synchronization pro…
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High 8.7
Fireware OS XPath Injection in SSH Authentication Allows Blind Extraction of Configuration Secrets
An XPath injection vulnerability in WatchGuard Fireware OS's SSH authentication process allows a remote, unauthenticated attacker with access to the management SSH interface to extract sensitive configuration data by submitting a specially crafted request.
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High 7.2
Fireware OS Missing Command Validation allows Authenticated Arbitrary File Modification as Root
An external control of file path vulnerability in a WatchGuard Fireware OS firewall diagnostic command allows a remote, authenticated attacker with at least read-only (Device Monitor) privileges and access to the management CLI to create, truncate, or overwri…
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High 8.6
Fireware OS Authenticated Stack Buffer Overflow in certd Allows Denial of Service
A stack-based buffer overflow vulnerability in the Fireware OS certd process allows an authenticated attacker with access to the Firebox management interface to crash the certificate management service and potentially execute arbitrary code by sending a speci…
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Critical 9.2
Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Remote Code Execution
A heap-based buffer overflow vulnerability in the Fireware OS authentication service allows an attacker who controls or intercepts traffic to the configured Active Directory server to create a denial of service condition and potentially execute arbitrary code…
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Critical 9.2
Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Remote Code Execution
A heap-based buffer overflow vulnerability exists in the Fireware OS authentication service allows an attacker who controls or intercepts traffic to the configured Active Directory server to create a denial of service condition and potentially execute arbitra…
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Medium 6.1
Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Code Execution
A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a …
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Critical 9.1
Fireware OS Stack Buffer Overflow in Logging Service Allows Remote Code Execution
A stack-based buffer overflow vulnerability in the Fireware OS logging service allows a network-adjacent attacker who can impersonate or intercept traffic to the configured log server to execute arbitrary code with root privileges by presenting a specially cr…
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High 8.7
Fireware OS NULL Pointer Dereference in Management Interface Allows Unauthenticated Denial of Service
A NULL pointer dereference vulnerability in WatchGuard Fireware OS’s management interface allows a remote, unauthenticated attacker with network access to the management interface to crash the management service by sending a specially crafted login request. R…
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Medium 6.0
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…
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Critical 9.2
Fireware OS Pre-Authentication Integer Overflow in Access Portal Allows Out-of-Bounds Write
An integer overflow vulnerability in the WebSocket connection handling used by WatchGuard Fireware OS's Access Portal allows a remote, unauthenticated attacker to write beyond the bounds of a heap buffer by sending a specially crafted request while the Access…
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Critical 9.2
Fireware OS Pre-Authentication Stack Buffer Overflow in SIP Proxy Allows Remote Code Execution
A stack-based buffer overflow vulnerability in Fireware OS's SIP proxy allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted request through a policy that uses the SIP proxy.
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Critical 9.2
Fireware OS Missing Authentication in FireCluster Sync Daemon Allows Remote Root Action Injection
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 managemen…
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High 7.1
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…
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Medium 5.6
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 requ…
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Critical 9.5
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 poten…
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High 7.3
WatchGuard Agent Incorrect Permission Assignment in Log Directory Allows Local Log Tampering
An incorrect permission assignment vulnerability in the WatchGuard Agent's log directory allows a local, authenticated non-administrative user to create, modify, append to, or delete the agent's log files and write other files into the directory. This allows …
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Medium 6.9
Endpoint Security Cleartext Storage of FileVault Recovery Key in Log File
A cleartext storage of sensitive information vulnerability in WatchGuard Endpoint Security's Full Disk Encryption feature for macOS allows a local, unprivileged user or process to obtain a managed computer's FileVault Personal Recovery Key by reading a persis…
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Critical 9.3CVE-2026-13043 Public exploit
WatchGuard Endpoint Security Missing Authentication in Kernel Memory Access Driver Allows Arbitrary Kernel Memory Access
A missing authentication vulnerability in the Kernel Memory Access Driver (PSKMAD) used by WatchGuard endpoint security products allows a local, authenticated attacker to bypass the driver's access-control handshake and issue arbitrary privileged commands to …
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High 8.7
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.
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High 8.7
Fireware OS Resource Exhaustion in Login Process Allows Denial of Service
An uncontrolled resource consumption vulnerability in the Fireware OS login process (wgagent) allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted request.
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High 8.6
Fireware OS Stack-based Buffer Overflow in spamd Allows Remote Code Execution
A stack-based buffer overflow vulnerability in the spamBlocker (spamd) service of WatchGuard Fireware OS allows an authenticated attacker with administrator privileges to crash the service or potentially execute arbitrary code by sending a specially crafted m…
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High 7.1
Fireware OS Uncontrolled Resource Consumption in Diagnostic Tasks Allows Denial of Service
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 diag…
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High 7.5
Fireware OS Deserialization of Untrusted Data in samld Allows Remote Code Execution
A deserialization of untrusted data vulnerability in WatchGuard Fireware OS's SAML single sign-on session handling (samld) allows an attacker who has already obtained the ability to write files on the appliance to execute arbitrary code in the context of the …
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High 8.2
Fireware OS Path Traversal in WebUI Management Agent Allows Arbitrary Local File Read
A path traversal vulnerability in the Fireware OS WebUI management agent allows an authenticated administrator to read or list arbitrary files on the local filesystem by sending a specially crafted management request.
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High 7.1
Fireware OS Missing Authorization in wgagent Management API Allows Denial of Service - Variant A
A missing authorization vulnerability in the wgagent management daemon's session initialization function allows an authenticated, low-privileged user (including a read-only or guest administrator account) to crash the wgagent process and read arbitrary files …
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High 8.2
Fireware OS NULL Pointer Dereference in NetFlow IPv6 Traffic Processing Allows Remote Denial of Service
A NULL pointer dereference vulnerability in Fireware OS's NetFlow packet-processing feature allows a remote, unauthenticated attacker to cause a denial of service by sending a specially crafted IPv6 packet.
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High 8.2
Fireware OS Pre-Authentication Integer Underflow in iked Allows Remote Denial of Service
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 o…
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High 7.2
Fireware OS Authorization Bypass in SAML Login Allows Unauthorized SSLVPN Access
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.
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Critical 9.2
Fireware OS Code Injection in BOVPN Over TLS Client Allows Remote Code Execution
A code injection vulnerability in WatchGuard Fireware OS's BOVPN Over TLS client configuration handling allows an attacker who controls the remote VPN server to execute arbitrary commands as root on the connecting Firebox.
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Medium 5.3
Fireware OS Improper Authorization in Access Portal Reverse Proxy
An improper authorization vulnerability in Fireware OS's Access Portal reverse proxy allows an authenticated, low-privileged Access Portal user to access other web applications they are not authorized for by sending a specially crafted request for a different…
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High 8.2
Fireware OS Pre-Authentication Integer Underflow in iked Allows Denial of Service
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.
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High 7.1
Fireware OS Missing Authorization in wgagent Management API Allows Denial of Service - Variant B
A missing authorization vulnerability in the wgagent management daemon's session initialization function allows an authenticated, low-privileged user (including a read-only or guest administrator account) to crash the wgagent process and read arbitrary files …