Description
A security flaw has been discovered in Wavlink NU516U1 M16U1_V240425. This vulnerability affects the function wzdap of the file /cgi-bin/adm.cgi. Performing a manipulation of the argument EncrypType/wl_Pass is directly passed by the attacker/so we can control the EncrypType/wl_Pass results in os command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure.
References (4)
Core 4
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-362344 | Wavlink NU516U1 adm.cgi wzdap os command injection
https://vuldb.com/vuln/362344
Signature, Permissions Required signature
permissions-required
VDB-362344 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/362344/cti
Third Party Advisory third-party-advisory
Submit #800731 | Wavlink NU516U1 M16U1_V240425 Command Injection
https://vuldb.com/submit/800731
Scores
CVSS v3
6.3
EPSS
0.0035
EPSS Percentile
57.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-77
CWE-78
Status
published
Products (2)
Wavlink/NU516U1
M16U1_V240425
wavlink/wl-nu516u1_firmware
m16u1_v240425
Published
May 09, 2026
Tracked Since
May 10, 2026