CVE-2026-8191— Wavlink NU516U1 adm.cgi wifi_region os command injection
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I. Basic Information for CVE-2026-8191
Vulnerability Information
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Vulnerability Title
Wavlink NU516U1 adm.cgi wifi_region os command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This affects the function wifi_region of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-8191
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- CVE-2026-8191 | Wavlink NU516U1 M16U1_V240425 /cgi-bin/adm.cgi wifi_region skiplist1/skiplist2 os command injectionvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-8191
Same Patch Batch · Wavlink · 2026-05-09 · 5 CVEs total
| CVE-2026-8192 | 6.3 MEDIUM | Wavlink NU516U1 adm.cgi wzdap os command injection |
| CVE-2026-8190 | 6.3 MEDIUM | Wavlink NU516U1 adm.cgi wan os command injection |
| CVE-2026-8189 | 6.3 MEDIUM | Wavlink NU516U1 adm.cgi wzdrepeater os command injection |
| CVE-2026-8188 | 6.3 MEDIUM | Wavlink NU516U1 adm.cgi change_wifi_password os command injection |
IV. Related Vulnerabilities
Same product: NU516U1
- CVE-2026-8230
Wavlink NU516U1 login.cgi sys_login1 os command injection - CVE-2026-8229
Wavlink NU516U1 wireless.cgi WifiBasic os command injection - CVE-2026-8228
Wavlink NU516U1 wireless.cgi advance os command injection - CVE-2026-8227
Wavlink NU516U1 adm.cgi wzdapMesh os command injection - CVE-2026-8192
Wavlink NU516U1 adm.cgi wzdap os command injection
Same vendor: Wavlink
- CVE-2026-8230
Wavlink NU516U1 login.cgi sys_login1 os command injection - CVE-2026-8229
Wavlink NU516U1 wireless.cgi WifiBasic os command injection - CVE-2026-8228
Wavlink NU516U1 wireless.cgi advance os command injection - CVE-2026-8227
Wavlink NU516U1 adm.cgi wzdapMesh os command injection - CVE-2026-8192
Wavlink NU516U1 adm.cgi wzdap os command injection
Same weakness: CWE-78
- CVE-2026-8273
D-Link DNS-320 system_mgr.cgi cgi_merge_user os command inje - CVE-2026-8272
D-Link DNS-320 webfile_mgr.cgi chown os command injection - CVE-2026-8271
D-Link DNS-320 network_mgr.cgi cgi_upnp_edit os command inje - CVE-2026-8265
Tenda AC6 httpd getLogFile get_log_file os command injection - CVE-2026-8264
Tenda AC6 httpd WifiApScan formWifiApScan os command injecti
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