CVE-2026-8190

A vulnerability was determined in Wavlink NU516U1 M16U1_V240425. Affected by this issue is the function wan of the file /cgi-bin/adm.cgi. This manipulation of the argument ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway is directly passed by the attacker/so we can control the ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway causes os command injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_3/3.md	Exploit Third Party Advisory
https://vuldb.com/submit/800729	Third Party Advisory VDB Entry
https://vuldb.com/vuln/362342	Third Party Advisory VDB Entry
https://vuldb.com/vuln/362342/cti	Permissions Required VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:wavlink:wl-nu516u1_firmware:m16u1_v240425:*:*:*:*:*:*:*

cpe:2.3:h:wavlink:wl-nu516u1:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-05-09 18:16

Updated : 2026-07-24 08:10

NVD link : CVE-2026-8190

Mitre link : CVE-2026-8190

CVE.ORG link : CVE-2026-8190

JSON object : View

Products Affected

wavlink

wl-nu516u1
wl-nu516u1_firmware

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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Affected by this issue is the function wan of the file /cgi-bin/adm.cgi. This manipulation of the argument ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway is directly passed by the attacker/so we can control the ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway causes os command injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure."}, {"lang": "es", "value": "Se determin\u00f3 una vulnerabilidad en Wavlink NU516U1 M16U1_V240425. Afectada por este problema es la funci\u00f3n wan del archivo /cgi-bin/adm.cgi. Esta manipulaci\u00f3n del argumento ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway es directamente pasada por el atacante/por lo que podemos controlar el ppp_username/ppp_passwd/rwan_ip/rwan_mask/rwan_gateway causa inyecci\u00f3n de comandos del sistema operativo. El ataque puede ser iniciado remotamente. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgaci\u00f3n."}], "lastModified": "2026-07-24T08:10:00.150", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:wavlink:wl-nu516u1_firmware:m16u1_v240425:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44120A31-7BB4-4C48-834B-2C183BC77535"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:wavlink:wl-nu516u1:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C697E865-5984-4974-8A11-43CC6940ABFA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}