Watchguard vulnerabilities, page 2

178 vulnerabilities

Known vulnerabilities in Watchguard products, newest first, with CVSS severity, EPSS, KEV listings and ransomware use, across 51 products.

6.7CVE-2025-13940watchguardfireware+1
EPSS score
0.13%
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.
6.1CVE-2025-13937watchguardfireware+1
EPSS score
0.20%
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.
6.1CVE-2025-13938watchguardfireware+1
EPSS score
0.20%
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.
6.1CVE-2025-13939watchguardfireware+1
EPSS score
0.20%
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.
4.8CVE-2025-1071watchguardfireware+1
EPSS score
0.30%
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.
6.3CVE-2025-1910watchguardmobile vpn with ssl client
EPSS score
0.27%
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.
6.3CVE-2025-1549watchguardmobile vpn with ssl client
EPSS score
0.15%
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
7.5CVE-2025-1547watchguardfireware+1
EPSS score
0.35%
A stack-based buffer overflow vulnerability [CWE-121] in WatchGuard Fireware OS's certificate request command could allow an authenticated privileged user to execute arbitrary code via specially crafted CLI commands.
4.8CVE-2025-1239watchguardfireware os
EPSS score
0.55%
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.
8.2CVE-2025-1545watchguardfireware+1
EPSS score
0.48%
An XPath Injection vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to retrieve sensitive information from the Firebox configuration through an exposed authentication or management web interface. This vulnerability only affects Firebox systems that have at least one authentication hotspot configured.
8.7CVE-2025-11838watchguardfireware+1
EPSS score
0.50%
A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker to trigger a Denial of Service (DoS) condition in the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer.
6.1CVE-2025-0178watchguardfireware+1
EPSS score
0.24%
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.
9.8CVE-2025-9242watchguardfireware+1KEV
EPSS score
91.80%
An Out-of-bounds Write vulnerability in the WatchGuard Fireware OS iked process may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. If the Firebox was previously configured with the mobile user VPN with IKEv2 or a branch office VPN using IKEv2 to a dynamic gateway peer, and both of those configurations have since been deleted, that Firebox may still be vulnerable if a branch office VPN to a static gateway peer is still configured.
9.8CVE-2025-14733watchguardfireware+1KEVRansomware
EPSS score
26.51%
An Out-of-bounds Write vulnerability in the WatchGuard Fireware OS iked process may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. If the Firebox was previously configured with the mobile user VPN with IKEv2 or a branch office VPN using IKEv2 to a dynamic gateway peer, and both of those configurations have since been deleted, that Firebox may still be vulnerable if a branch office VPN to a static gateway peer is still configured.
4.8CVE-2025-4805watchguardfireware os
EPSS score
0.57%
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.
4.8CVE-2025-4804watchguardfireware os
EPSS score
0.46%
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.
8.9CVE-2025-4106watchguardfireware os
EPSS score
0.32%
An authenticated admin user with access to both the management WebUI and command line interface on a Firebox can enable a diagnostic debug shell by uploading a platform and version-specific diagnostic package and executing a leftover diagnostic command.
6.9CVE-2025-6999watchguardfireware os
EPSS score
0.45%
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.
4.8CVE-2025-6947watchguardfireware os
EPSS score
0.48%
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.
4.8CVE-2025-6946watchguardfireware+1
EPSS score
0.24%
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.