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CVE-2026-120197— WAVLINK WL-WN530HG4B wapi.cgi port_forward os command injection

Quick assessment

Affected

WAVLINK WL-WN530HG4B

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 WAVLINK WL-WN530HG4B（固件版本 M_V260724）中发现一处安全漏洞。该漏洞影响文件中的功能。攻击者通过操纵参数，可触发操作系统命令注入。此攻击可远程发起，相关利用代码已公开并可能被滥用。厂商已在披露初期获知此漏洞情况。

CVSS 9.9 · Critical Updated Nov 01, 2026

Possible ATT&CK Techniques 3 AI

T1059.004 · Unix Shell T1021.004 · SSH T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

Vendor	Product	Version Range	Status
WAVLINK	WL-WN530HG4B	`M_V260724`	affected

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Vulnerability Information

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Vulnerability Title

WAVLINK WL-WN530HG4B wapi.cgi port_forward os command injection

Source: CVE Program / CVE List V5

Vulnerability Description

A flaw has been found in WAVLINK WL-WN530HG4B M_V260724. This impacts the function port_forward of the file /cgi-bin/wapi.cgi. This manipulation of the argument Name causes os command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

OS命令中使用的特殊元素转义处理不恰当(OS命令注入)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
WAVLINK	WL-WN530HG4B	M_V260724	`cpe:2.3:a:wavlink:wl-wn530hg4b::::::::`

II. Public POCs for CVE-2026-120197

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-120197

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Other References for CVE-2026-120197 (1)

CVE-2026-120197 | WAVLINK WL-WN530HG4B M_V260724 /cgi-bin/wapi.cgi port_forward name os command injection vdb-entry technical-description

Other References for CVE-2026-120197 (4)

https://github.com/pipiyyb/cve/blob/main/WL-WN530HG4B.md exploit
https://vuldb.com/cve/CVE-2026-120197 third-party-advisory
https://vuldb.com/vuln/429560/cti signature permissions-required
https://vuldb.com/submit/917074 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-120197

Same Patch Batch · WAVLINK · 2026-11-01 · 9 CVEs total

CVE-2026-120198	10.0 CRITICAL	WAVLINK WL-WN530BE1-A protocol.csp con_check_read_finish command injection
CVE-2026-120195	10.0 CRITICAL	WAVLINK WL-WN579A3-A Initial Setup Wizard adm.cgi set_wzdgwMesh os command injection
CVE-2026-120231	9.9 CRITICAL	WAVLINK WN553X1-B OpenVPN CLI ioos sub_416568 os command injection
CVE-2026-120230	9.9 CRITICAL	WAVLINK WN701AE ioos Web Backend del_vlan_group os command injection
CVE-2026-120228	9.9 CRITICAL	WAVLINK WN553X1-B ioos Service sub_416D88 os command injection
CVE-2026-120227	9.9 CRITICAL	WAVLINK WN701AE ioos Web Backend static_route_setting.sh del_staticrule os command injecti
CVE-2026-120196	9.9 CRITICAL	WAVLINK WN579X3-D wapi.cgi port_forward os command injection
CVE-2026-120229	9.1 CRITICAL	WAVLINK WN553X1-B ioos sub_416B50 os command injection

IV. Related Vulnerabilities

Same vendor: WAVLINK

Same weakness: CWE-78