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.
Published:May 9, 2026
Last Modified:May 13, 2026
EPS:May 9, 2026
EPSS Score:0.01058
CVSS Score:6.3
Affected Products
Vendor
Product
Action
Vendor
Wavlink
Product
Wl-nu516u1
Wavlink
Wl-nu516u1
Vendor
Wavlink
Product
Wl-nu516u1 Firmware
Wavlink
Wl-nu516u1 Firmware
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
