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Security advisories & CVEs
38 advisories across 32 monitored vendors.
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Medium [CVE-2026-3343] WatchGuard Firebox Reflected Cross-Site-Scripting (XSS) Vulnerability in Fireware Web UI
A reflected cross-site scripting (XSS) vulnerability in the Fireware OS Web UI enabled execution of malicious JavaScript in the context of an authenticated management user's browser when they click on a specially crafted link.
Medium [CVE-2025-1910] WatchGuard Mobile VPN with SSL Local Privilege Escalation via Update Package
The WatchGuard Mobile VPN with SSL Client on Windows allows a locally authenticated non-administrative Windows user to escalate their privileges to NT AUTHORITY/SYSTEM on the Windows machine where the VPN Client is installed.
Medium [CVE-2025-6946] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in IPS Configuration
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the IPS configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management ninterface of another management user. Affected product named by the advisory: Fireware OS.
Medium [CVE-2025-13940] WatchGuard Firebox Boot Time System Integrity Check Bypass
An Expected Behavior Violation [CWE-440] vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS boot time system integrity check and prevent the Firebox from shutting down in the event of a system integrity check failure. The on-demand system integrity check in the Fireware Web UI will correctly show a failed system integrity check message in the event of a failure.
Medium [CVE-2025-13939] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Gateway Wireless Controller
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Gateway Wireless Controller module) allows Stored XSS.
Medium [CVE-2025-13938] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Autotask Technology Integration Configuration
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Autotask Technology Integration module) allows Stored XSS.
Medium [CVE-2025-13937] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in ConnectWise Technology Integration Configuration
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (ConnectWise Technology Integration module) allows Stored XSS.
Medium [CVE-2025-13936] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Tigerpaw Technology Integration Configuration
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Tigerpaw Technology Integration module) allows Stored XSS.
Medium [CVE-2024-4944 +1] WatchGuard Mobile VPN with SSL Local Privilege Escallation
A local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client on Windows enables a local user to execute arbitrary commands with elevated privileges on the Windows system. This vulnerability is an additional unmitigated attack path for CVE-2024-4944. This vulnerability is resolved in the Mobile VPN with SSL client for Windows version 12.11.5
Medium [CVE-2025-6947] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in SIP Proxy Configuration
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the SIP Proxy configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management interface of another management user. Affected product named by the advisory: Fireware OS.
Medium [CVE-2025-6999] WatchGuard Firebox Authentication Portal Request Smuggling Vulnerability
An HTTP Request Smuggling [CWE-444] vulnerability in the Authentication portal of WatchGuard Fireware OS allows a remote attacker to evade request parameter sanitation and perform a reflected self-Cross-Site Scripting (XSS) attack. WatchGuard does not believe there is a practical exploit chain with a meaningful security impact for this vulnerability.
Medium [CVE-2025-4805] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Acces Portal Configuration
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the Access Portal configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management interface of another management user. Affected product named by the advisory: Fireware OS.
Medium [CVE-2025-4804] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Hotpot Configuration
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS allows Stored XSS via the spamBlocker module. This vulnerability requires an authenticated administrator session to a locally managed Firebox.
Medium [CVE-2025-2782] WatchGuard Terminal Services Agent Local Privilege Escalation via Non-Standard Installation Directory
The WatchGuard Terminal Services Agent on Windows does not properly configure directory permissions when installed in a non-default directory. This could allow an authenticated local attacker to escalate to SYSTEM privileges on a vulnerable system. Affected product named by the advisory: SSO Terminal Services Agent.
Medium [CVE-2025-2781] WatchGuard Mobile VPN with SSL Local Privilege Escalation via Non-Standard Installation Directory
The WatchGuard Mobile VPN with SSL Client on Windows does not properly configure directory permissions when installed in a non-default directory. This could allow an authenticated local attacker to escalate to SYSTEM privileges on a vulnerable system.
Medium [CVE-2025-0178] WatchGaurd Firebox Host Header Injection Vulnerability
An Improper Input Validation vulnerability in WatchGuard Fireware OS allows an attacker with network access to manipulate the value of the HTTP Host header in requests sent to the Web UI. An attacker could exploit this vulnerability to redirect users to malicious websites, poison the web cache, or inject malicious JavaScript into responses sent by the Web UI.
Medium [CVE-2025-1239] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Blocked Sites List
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the Blocked Sites list. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management interface of another management user. Affected product named by the advisory: Fireware OS.
Medium [CVE-2025-1071] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in spamBlocker Module
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the spamBlocker module. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management interface of another management user. Affected product named by the advisory: Fireware OS.