CVE-2026-13043High· 8.8▾ MidnightPoC availableA 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 p…
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 48.4 · likelihood 0 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 2.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.1%
1 GitHub repo
Last analysed / modified upstream
0.1% → 0.1%
9.3 → 8.8
critical → high
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 the driver, resulting in disclosure of kernel and process memory.
endpoint_security < 8.00.26.0012Upgrade past the affected range:
endpoint_security 8.00.26.0012Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-90465High· 8.7Fireware OS Missing Authentication in FireCluster Sync Allows Privilege Escalation
CVE-2026-104381Medium· 6.0Fireware OS Missing Authentication in FireCluster State Sync Allows BOVPN Tunnel Denial of Service
CVE-2026-93865Critical· 9.2Fireware OS Missing Authentication in FireCluster Sync Daemon Allows Remote Root Action Injection
CVE-2026-57910Critical· 9.3Improper authentication in the WatchGuard Agent allows an unauthenticated attacker with network access to cause the agent to execute arbitrary code with elevated privileges.
CVE-2024-6592Critical· 9.1An incorrect authorization vulnerability in the protocol communication between the WatchGuard Authentication Gateway (aka Single Sign-On Agent) on Windows and the WatchGuard Single Sign-On Client on Windows and MacOS allows an attacker w…
CVE-2025-61777Critical· 9.4Flag Forge is a Capture The Flag (CTF) platform