CVE-2026-86102
Received Received - Intake

OS Command Injection in WatchGuard AP Internal API

Publication date: 2026-09-28

Last updated on: 2026-09-28

Assigner: WatchGuard Technologies, Inc.

Description
An OS command injection vulnerability in the WatchGuard AP internal API service allows an attacker with network access to the AP to execute arbitrary shell commands on the underlying operating system.

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Meta Information

Published
2026-09-28
Last Modified
2026-09-28
Generated
2026-09-28
AI Q&A
2026-09-28
EPSS Evaluated
N/A
NVD
CVE-2026-86102
EUVD
EUVD-2026-88364

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
watchguard ap *
watchguard ap From 1.0 (inc) to 3.4.8 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

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Executive Summary

This is an OS command injection vulnerability in WatchGuard AP devices. It allows attackers with network access to execute arbitrary shell commands on the device's operating system through the internal API service.

Detection Guidance

Detecting this vulnerability requires checking WatchGuard AP device versions. Use the device's admin interface or CLI to verify if the installed version is less than 3.4.8. No specific commands are provided in the resources, but network scanning tools may identify exposed WatchGuard AP devices.

Impact Analysis

An attacker could gain full control over the affected WatchGuard AP device, potentially leading to data theft, network compromise, or disruption of services. This could expose sensitive information or allow further attacks on connected systems.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating compliance requirements such as GDPR or HIPAA. Organizations may face legal penalties, data breach notifications, and reputational damage if exploited.

Mitigation Strategies

Immediately upgrade WatchGuard AP devices to version 3.4.8 or later. Isolate affected devices from untrusted networks if upgrading is not immediately possible. Monitor for unusual activity or unauthorized command execution.

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