CVE-2026-41287: high-severity vulnerability in WatchGuard Agent
Stack-based Buffer Overflow in WatchGuard Agent Discovery Service on Windows Causes Denial of Service - Variant A
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.3%
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.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
WatchGuard · WatchGuard AgentRelated CVEs — WatchGuard Agent
In the same product, most dangerous first.
CVE-2026-57909CRITICALWatchGuard Agent path traversal allows unauthenticated remote code executionEPSS 0.4%CVE-2026-41286HIGHStack-based Buffer Overflow in WatchGuard Agent Discovery Service on Windows Causes Denial of Service - Variant BEPSS 0.3%CVE-2026-57910CRITICALWatchGuard Agent improper authentication allows unauthenticated remote code executionEPSS 0.2%CVE-2026-115253HIGHWatchGuard Agent Incorrect Permission Assignment in Log Directory Allows Local Log TamperingEPSS 0.1%CVE-2026-6788HIGHUncontrolled search path in PluginLauncher allows SYSTEM code execution in WatchGuard AgentEPSS 0.1%CVE-2026-6787HIGHUsage of a hard-coded cryptographic key in WatchGuard Agent allows inclusion of code into existing processEPSS 0.1%