CVE-2026-86102 | BDVDB-2026-380197 Detail

WatchGuardWatchGuard AP

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.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-863 Incorrect Authorization

References#

https://psirt.watchguard.com/CVE-2026-86102

Exploit#

No public exploit known

History#

Version 12026-09-28Record published in the CVE List.

Published

Published: 2026-09-28
Last modified: 2026-09-28

Vendor information

Vendor: WatchGuard
Product: WatchGuard AP

All WatchGuard vulnerabilities

Score

9.3 Critical

EPSS

2.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 83.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Command Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 1.0 and < 3.4.8
Fixed
3.4.8

Scoring System

CVSS v4.0

9.3 Critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).