A vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
WAVLINK WN551X3-A affected
Version Status Constraints
M51X3_V251020-WO-182e965 affected —

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Project Subscriptions

Vendors Products
Wavlink Subscribe
Wn551x3-a Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN551X3-A%20Router/WAVLINK_WN551X3-A_wireguard_cli_group_command_injection.md cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-120344 cve-icon cve-icon
https://vuldb.com/submit/919551 cve-icon cve-icon
https://vuldb.com/vuln/429669 cve-icon cve-icon
https://vuldb.com/vuln/429669/cti cve-icon cve-icon
History

Mon, 02 Nov 2026 05:15:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.
Title WAVLINK WN551X3-A WireGuard CLI Group ioos system os command injection
First Time appeared Wavlink
Wavlink wn551x3-a
Weaknesses CWE-77
CWE-78
CPEs cpe:2.3:a:wavlink:wn551x3-a:*:*:*:*:*:*:*:*
Vendors & Products Wavlink
Wavlink wn551x3-a
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 10, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-02T05:00:18.872Z

Reserved: 2026-11-01T15:48:57.903Z

Link: CVE-2026-120344

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-02T05:18:25.450

Modified: 2026-11-02T05:18:25.450

Link: CVE-2026-120344

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses