Watchguard: Security Vulnerabilities
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.
CVSS Score
8.6
EPSS Score
0.007
Published
2026-07-03
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.
CVSS Score
8.6
EPSS Score
0.006
Published
2026-07-03
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.
CVSS Score
8.6
EPSS Score
0.006
Published
2026-07-03
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.
CVSS Score
7.3
EPSS Score
0.001
Published
2026-07-03
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
CVSS Score
8.7
EPSS Score
0.005
Published
2026-07-03
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.
CVSS Score
9.2
EPSS Score
0.01
Published
2026-07-03
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.
CVSS Score
8.6
EPSS Score
0.007
Published
2026-07-03
Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.
CVSS Score
8.5
EPSS Score
0.001
Published
2026-05-06
Uncontrolled Search Path Element vulnerability in WatchGuard Agent on Windows allows Using Malicious Files.
CVSS Score
8.5
EPSS Score
0.001
Published
2026-05-06
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.
CVSS Score
7.3
EPSS Score
0.001
Published
2026-05-06