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Description

A weakness has been identified in Wavlink NU516U1 240425. This issue affects the function wzdapMesh of the file /cgi-bin/adm.cgi. This manipulation causes os command injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

PUBLISHED Reserved 2026-05-09 | Published 2026-05-10 | Updated 2026-05-10 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

240425
affected

Timeline

2026-05-09:Advisory disclosed
2026-05-09:VulDB entry created
2026-05-09:VulDB entry last update

Credits

Ziyue Xie (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/362444 (VDB-362444 | Wavlink NU516U1 adm.cgi wzdapMesh os command injection) vdb-entry technical-description

vuldb.com/vuln/362444/cti (VDB-362444 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/800732 (Submit #800732 | Wavlink NU516U1 M16U1_V240425 Command Injection) third-party-advisory

github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_6/6.md exploit

cve.org (CVE-2026-8227)

nvd.nist.gov (CVE-2026-8227)

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