CVE-2026-8229

Wavlink NU516U1 wireless.cgi WifiBasic os command injection

Published May 10, 2026 CVSS 4.0 · 5.3 Medium EPSS 8.1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wavlink wl-nu516u1 Firmware
CPEs cpe:2.3:h:wavlink:wl-nu516u1:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wl-nu516u1_firmware:m16u1_v240425:*:*:*:*:*:*:*
Vendors & Products Wavlink wl-nu516u1 Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Wavlink
Wavlink wl-nu516u1
Vendors & Products Wavlink
Wavlink wl-nu516u1
Type Values Removed Values Added
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.
Title Wavlink NU516U1 wireless.cgi WifiBasic os command injection
Weaknesses CWE-77
CWE-78
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS: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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
May 11, 2026, 3:00 PM
Reserved
May 9, 2026, 7:54 AM
Status
Analyzed
Published
May 10, 2026, 5:16 AM
Modified
Jul 24, 2026, 7:10 AM