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CVE-2026-87969

WatchGuard AP Authenticated Command Injection in Diagnostic CLI

8.6 High

CVE-2026-87969 is a high vulnerability (CVSS 8.6) in Watchguard Ap, published September 28, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.37%, the 72nd percentile. No source names a fixed version.

What does this mean?
Severity
8.6 HighCVSS 4.0, CVE List
Exploit chance
1.37%EPSS, 72nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated administrator to execute arbitrary operating system commands by supplying crafted input.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.37%Up 0.2 points since Sep 29, 2026
90%50%10%1%

Affected products

What each source reports

CVE List Score used8.6

WatchGuard AP Authenticated Command Injection in Diagnostic CLI

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated administrator to execute arbitrary operating system commands by supplying crafted input.

Record
CVE-2026-87969
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness
CWE-78
Updated
2026-11-02
EUVDEUVD-2026-883638.6

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated administrator to execute arbitrary operating system commands by supplying crafted input.

Record
EUVD-2026-88363
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-3h42-6x4m-fcjv8.6

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated...

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated administrator to execute arbitrary operating system commands by supplying crafted input.

Record
GHSA-3h42-6x4m-fcjv
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-78
Updated
2026-11-02
NVD8.6

An OS command injection vulnerability in the WatchGuard AP diagnostic CLI allows an authenticated administrator to execute arbitrary operating system commands by supplying crafted input.

Record
CVE-2026-87969
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-78
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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