PT-2026-37644 · Watchguard · Watchguard Agent

Published 2026-05-06 · Updated 2026-05-06 · CVE-2026-41286

Positive Technologies (AI Summary)

CVSS v4.0

7.1

High

Base vector

AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions WatchGuard Agent (affected versions not specified)

Description A stack-based buffer overflow in the discovery service on Windows allows buffers to overflow. An unauthenticated attacker located on the same local network can exploit this issue to cause the agent service to crash.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-41286

Affected Products

Watchguard Agent

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-41286 · Security Note
• https://watchguard.com/wgrd-psirt/advisory/wgsa-2026-00011 · Vendor Advisory
• https://twitter.com/infoflowcloud/status/2052087576891158909 · Twitter Post
• https://twitter.com/CVEnew/status/2052086727637139672 · Twitter Post