CVE-2026-8229

Wavlink NU516U1 wireless.cgi WifiBasic os command injection

HIGH
8.8
CVSS Score
Published: May 10, 2026 at 04:15 AM UTC
Updated: July 24, 2026 at 07:23 AM UTC
2 products affected across 1 vendorWl NU516U1 FirmwareWL-NU516U1

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Severity
HIGH8.8
Exploit prediction
EPSS 8%
SSVC
PoC

Description

A vulnerability was detected in Wavlink NU516U1 240425. The affected element is the function WifiBasic of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument AuthMethod/EncrypType results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/362446
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/362446/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/800734
ExploitThird Party Advisory
Source: cverecord
https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_8/8.md

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78CWE-77

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