Watchguard

Don't miss out!

Thousands of developers use stack.watch to stay informed.
Get an email whenever new security vulnerabilities are reported in any Watchguard product.

RSS Feeds for Watchguard security vulnerabilities

Create a CVE RSS feed including security vulnerabilities found in Watchguard products with stack.watch. Just hit watch, then grab your custom RSS feed url.

Products by Watchguard Sorted by Most Security Vulnerabilities since 2018

Watchguard Fireware Os47 vulnerabilities

Watchguard Fireware16 vulnerabilities

Watchguard Firebox7 vulnerabilities

Watchguard Agent5 vulnerabilities

Watchguard Mobile Vpn With Ssl Client5 vulnerabilities

Single Watchguard Agent4 vulnerabilities

Watchguard Mobile Vpn With Ssl3 vulnerabilities

Watchguard Panda Dome2 vulnerabilities

Watchguard Sso Client2 vulnerabilities

Watchguard Sso Agent2 vulnerabilities

Watchguard Single Sign On Client2 vulnerabilities

Watchguard Authentication Gateway2 vulnerabilities

Watchguard Panda Ad360 Firmware1 vulnerability

Watchguard Ipsec Mobile Vpn Client1 vulnerability

Watchguard Sslvpn Client1 vulnerability

Watchguard Epdr Firmware1 vulnerability

Watchguard Endpoint Security1 vulnerability

Watchguard Sso Terminal Services Agent1 vulnerability

Known Exploited Watchguard Vulnerabilities

The following Watchguard vulnerabilities have been marked by CISA as Known to be Exploited by threat actors.

Title	Description	Added
WatchGuard Firebox Out of Bounds Write Vulnerability	WatchGuard Fireware OS iked process contains an out of bounds write vulnerability in the OS iked process. This vulnerability may allow a remote unauthenticated attacker to execute arbitrary code and affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. CVE-2025-14733 Exploit Probability: 22.3%	December 19, 2025
WatchGuard Firebox Out-of-Bounds Write Vulnerability	WatchGuard Firebox contains an out-of-bounds write vulnerability in the OS iked process that may allow a remote unauthenticated attacker to execute arbitrary code. CVE-2025-9242 Exploit Probability: 91.1%	November 12, 2025
WatchGuard Firebox and XTM Privilege Escalation Vulnerability	WatchGuard Firebox and XTM appliances allow a remote attacker with unprivileged credentials to access the system with a privileged management session via exposed management access. CVE-2022-23176 Exploit Probability: 12.7%	April 11, 2022
WatchGuard Firebox and XTM Appliances Arbitrary Code Execution	On WatchGuard Firebox and XTM appliances, an unauthenticated user can execute arbitrary code. CVE-2022-26318 Exploit Probability: 78.2%	March 25, 2022

Of the known exploited vulnerabilities above, 2 are in the top 1%, or the 99th percentile of the EPSS exploit probability rankings. 2 known exploited Watchguard vulnerabilities are in the top 5% (95th percentile or greater) of the EPSS exploit probability rankings.

By the Year

In 2026 there have been 29 vulnerabilities in Watchguard with an average score of 7.2 out of ten. Last year, in 2025 Watchguard had 27 security vulnerabilities published. That is, 2 more vulnerabilities have already been reported in 2026 as compared to last year. However, the average CVE base score of the vulnerabilities in 2026 is greater by 0.72.

Year	Vulnerabilities	Average Score
2026	29	7.25
2025	27	6.52
2024	8	8.55
2023	1	6.50
2022	13	8.08
2021	0	0.00
2020	1	7.50

It may take a day or so for new Watchguard vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.

Recent Watchguard Security Vulnerabilities

CVE	Date	Vulnerability	Products
CVE-2026-13053	Jul 02, 2026	Out-of-bounds Write in WatchGuard Fireware OS CLI (11.012.12, 20252026) An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via a specially crafted CLI command.	Fireware Os
CVE-2026-13050	Jul 02, 2026	WatchGuard Fireware OS <=11.12.4/12.12/2026.2 networkd OOB Write (auth) An Out-of-bounds Write vulnerability in WatchGuard Fireware OS networkd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.	Fireware Os
CVE-2026-13054	Jul 02, 2026	Path Traversal in WatchGuard Fireware OS 11.0-12.12 webUI Enables File Write A path traversal vulnerability in the WatchGuard Fireware OS Management Web UI allows a privileged authenticated attacker to write arbitrary files on the Firebox's filesystem.	Fireware Os
CVE-2026-13079	Jul 02, 2026	WatchGuard Mobile VPN with SSL client for Windows 2026.2 Privilege Escalation A local privilege escalation vulnerability in the WatchGuard Mobile VPN with SSL client for Windows allows a local attacker to escalate their privileges to NT AUTHORITY\SYSTEM on the machine where the client is installed. This issue affects the Mobile VPN with SSL client for Windows up to and including 2026.2.	Fireware Os Mobile Vpn With Ssl Client
CVE-2026-8247	Jul 02, 2026	OOB Write in WatchGuard Fireware OS < 12.12 (Unauth Exec) An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker on the same local network segment to execute arbitrary code. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.	Fireware Os
CVE-2026-13728	Jul 02, 2026	WatchGuard Fireware OS 12.x/2025.x Hard-Coded Key Vulnerability in Access Portal In exception circumstances, WatchGuard Fireware OS on a FireCluster may use a hard-coded encryption key to encrypt saved credentials for Access Portal resources. This vulnerability does not affect devices that do not support the Access Portal feature or standalone Fireboxes not deployed in a FireCluster.	Fireware Os
CVE-2026-13084	Jul 02, 2026	WatchGuard Fireware OS 11.10.212.12 IKEv2 DoS via NULL PTR A null pointer dereference vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to create a denial-of-service (DoS) condition by sending specially crafted IKEv2 messages. This vulnerability affects both the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer. This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2	Fireware Os
CVE-2026-13368	Jul 02, 2026	WatchGuard Fireware OS <11.12.4/12.12/2026.2: LDAP AUC Race in Mobile VPN IKE WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.	Fireware Os
CVE-2026-13722	Jul 02, 2026	WatchGuard Fireware OS FW Validation Bypass (Auth Admin) <=12.12 WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature. An authenticated administrator can exploit this vulnerability to install a tampered firmware image.	Fireware Os
CVE-2026-13384	Jul 02, 2026	WatchGuard Fireware OS OOB Write in wgagent (12.12, 2026.2) An Out-of-bounds Write vulnerability in WatchGuard Fireware OS wgagent process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.	Fireware Os
CVE-2026-13383	Jul 02, 2026	WatchGuard Fireware OS 12.1-12.12/2025.1-2026.2 OOB Write in ikestubd via UI An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.	Fireware Os
CVE-2026-13377	Jul 02, 2026	WatchGuard Fireware OS SIP Proxy XSS 12.012.12/12.512.5.18/2025.12026.2 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS SIP Proxy module allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE-2025-6947.	Fireware Os
CVE-2026-13376	Jul 02, 2026	Stored XSS in WatchGuard Fireware OS spamBlocker 12.012.12 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS spamBlocker module allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE-2025-1071. This issue affects Fireware OS 12.0 up to and including 12.12, 12.5 up to and including 12.5.18, and 2025.1 up to and including 2026.2.	Fireware Os
CVE-2026-13375	Jul 02, 2026	WatchGuard Fireware OS XSS in Autotask Module 12.4-12.12 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. This vulnerability is an additional unmitigated attack path for CVE-2025-13938. This issue affects Fireware OS 12.4 up to and including 12.12, 12.5 up to and including 12.5.18, and 2025.1 up to and including 2026.2.	Fireware Os
CVE-2026-13374	Jul 02, 2026	WatchGuard Fireware OS ConnectWise Stored XSS (<=2026.2) 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. This vulnerability is an additional unmitigated attack path for CVE-2025-13937.	Fireware Os
CVE-2026-13373	Jul 02, 2026	WatchGuard Fireware OS XSS in Tigerpaw Module up to 12.12 & 2026.2 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. This vulnerability is an additional unmitigated attack path for CVE-2025-13936.	Fireware Os
CVE-2026-13371	Jul 02, 2026	WatchGuard Fireware UI unsafe deserialization DoS An authenticated administrator can trigger a denial-of-service condition in the Fireware Management Web UI by sending malformed or crafted data to the put_data endpoint, which performs unsafe deserialization of the attacker-supplied input.	Fireware Os
CVE-2026-6788	May 06, 2026	WatchGuard Agent <=1.25.03 Uncontrolled Search Path Element Uncontrolled Search Path Element vulnerability in WatchGuard Agent on Windows allows Using Malicious Files.	Single Watchguard Agent Watchguard Agent
CVE-2026-6787	May 06, 2026	WatchGuard Agent <1.25.03 Hard-Coded Key Enables Code Inclusion on Windows Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.	Single Watchguard Agent Watchguard Agent
CVE-2026-41286	May 06, 2026	Stack BOF in WatchGuard Agent Discovery Service on Windows Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.	Watchguard Agent
CVE-2026-41288	May 06, 2026	WatchGuard Agent Privilege Escalation via Patch Mgmnt (CVE202641288) Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allows an authenticated local user to elevate their privileges to NT AUTHORITY\\SYSTEM.	Single Watchguard Agent Watchguard Agent
CVE-2026-41287	May 06, 2026	WatchGuard Agent DisSvc Stack Buffer Overflow on Windows Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.	Single Watchguard Agent Watchguard Agent
CVE-2026-3987	Apr 01, 2026	WatchGuard Fireware OS WebUI Path Traversal (12.6.1-12.11.8, 2025.1-2026.1.2) A path traversal vulnerability in the Fireware OS Web UI on WatchGuard Firebox systems may allow a privileged authenticated remote attacker to execute arbitrary code in the context of an elevated system process.	Fireware Os
CVE-2026-4315	Mar 30, 2026	WatchGuard Fireware OS 11.8-12.11.8 / 2025.1-2026.1.2 CSRF Causing WebUI DoS A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.	Fireware Os
CVE-2026-4266	Mar 30, 2026	Insecure Deserialization in WatchGuard Fireware OS portald (v12.1-v12.11.8, 2025.1-2026.1.2) An Insecure Deserialization vulnerability in WatchGuard Fireware OS allows an attacker that has obtained write access to the local filesystem through another vulnerability to execute arbitrary code in the context of the portald user. Note, this vulnerability does not affect Firebox platforms that do not support the Access Portal feature, including the T15 and T35.	Fireware Os
CVE-2026-3344	Mar 03, 2026	WatchGuard FW OS <=12.11.7: FS Integrity Bypass via Malicious Firmware Update A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.	Fireware Os
CVE-2026-3343	Mar 03, 2026	Reflected XSS in WatchGuard Fireware OS 12.7-12.11.7 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.	Fireware Os
CVE-2026-3342	Mar 03, 2026	WatchGuard Fireware OS OOB Write via Mgmt Interface An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an authenticated privileged administrator to execute arbitrary code with root permissions via an exposed management interface. This vulnerability affects Fireware OS 11.9 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.7 and 2025.1 up to and including 2026.1.1.	Fireware Os
CVE-2026-1498	Jan 30, 2026	WatchGuard Fireware OS LDAP Injection (12.012.11.6, 12.512.5.15, 2025.12026.0) An LDAP Injection vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to retrieve sensitive information from a connected LDAP authentication server through an exposed authentication or management web interface. This vulnerability may also allow a remote attacker to authenticate as an LDAP user with a partial identifier if they additionally have that user's valid passphrase.	Fireware Os
CVE-2025-14733	Dec 19, 2025	WatchGuard Fireware OS OOB Write CVE-2025-14733 (2025.1.3) 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.	Fireware Os
CVE-2025-1547	Dec 04, 2025	WatchGuard Fireware OS 12.012.11.2 Buffer Overflow in cert request CLI 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.	Fireware Os
CVE-2025-1910	Dec 04, 2025	WatchGuard Mobile VPN SSL Client LPE on Windows up to 12.11.2 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.	Mobile Vpn With Ssl Client
CVE-2025-6946	Dec 04, 2025	XSS via WatchGuard FW OS IPS Module (12.012.11.2) 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.	Fireware Os
CVE-2025-1545	Dec 04, 2025	WatchGuard Fireware OS 11-12.5 & 2025.1 XPath Injection in Auth Hotspot 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.	Fireware Os
CVE-2025-11838	Dec 04, 2025	WatchGuard Fireware OS DoS via IKEv2 Mobile VPN (12.0-12.11.4,2025.1-2025.1.2) 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.	Fireware Os
CVE-2025-13940	Dec 04, 2025	WatchGuard Fireware OS 12.8.1-12.11.4 Boot Integrity Check Bypass (CWE-440) 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.	Fireware Os
CVE-2025-13939	Dec 04, 2025	Stored XSS in WatchGuard Fireware OS GW Controller (<=12.11.4) 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.	Fireware Os
CVE-2025-13938	Dec 04, 2025	WatchGuard Fireware OS Stored XSS (Autotask) v12.4-2025.1.2 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.	Fireware Os
CVE-2025-13937	Dec 04, 2025	XSS in WatchGuard Fireware OS V12.4-12.11.4 (ConnectWise Module) 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.	Fireware Os
CVE-2025-13936	Dec 04, 2025	WatchGuard Fireware OS XSS via Tigerpaw Module (12.42025.1.2) 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.	Fireware Os
CVE-2025-12196	Dec 04, 2025	OOB Write in WatchGuard FWOS CLI (12.012.11.4, 12.512.5.13, 2025.12025.1.2) An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via a specially crafted CLI command.	Firebox Fireware Os
CVE-2025-12195	Dec 04, 2025	WatchGuard Fireware OS 11.0-12.11.4 OOB Write via CLI Commands An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via specially crafted IPSec configuration CLI commands.	Firebox Fireware Os
CVE-2025-12026	Dec 04, 2025	WatchGuard Fireware OS <12.12> OOB Write via Cert CLI (CVE-2025-12026) An Out-of-bounds Write vulnerability in WatchGuard Fireware OSs certificate request command could allow an authenticated privileged user to execute arbitrary code via specially crafted CLI commands.	Fireware Os Fireware
CVE-2025-59396	Nov 06, 2025	WatchGuard Firebox SSH 4118 Default Auth Flaw	Firebox
CVE-2025-1549	Oct 29, 2025	WatchGuard Mobile VPN SSL: Local Priv Elevation (fixed v12.11.3) 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	Mobile Vpn With Ssl Mobile Vpn With Ssl Client
CVE-2025-4106	Oct 24, 2025	Firebox Pre12.11.2: Auth Admin Enables Debug Shell via Uploaded DIAG PKG 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.	Fireware Fireware Os
CVE-2025-9242	Sep 17, 2025	OOB Write WatchGuard Fireware OS 11.10.2-12.11.3 Mobile/Branch VPN (IKEv2) RCE 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.	Fireware Os
CVE-2025-6947	Sep 15, 2025	WatchGuard Fireware XSS via SIP Proxy (12.0-12.11.2) 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.	Firebox Fireware Os
CVE-2025-6999	Sep 15, 2025	WatchGuard Fireware OS Auth Portal HTTP Req Smuggling xXSS (12.0–12.11.2) 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.	Fireware Os
CVE-2025-4805	May 16, 2025	WatchGuard Fireware OS 12.0-12.11.1 Stored XSS via Authenticated Admin Session 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.	Fireware Fireware Os