CVE-2026-8227

Name: CVE-2026-8227
Creator: NVD / NIST
Published: 2026-05-10T05:16:12.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.1/10EPSS 4.94%

Last modified Jun 17, 2026

CVE-2026-8227 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. A weakness has been identified in Wavlink NU516U1 240425. This issue affects the function wzdapMesh of the file /cgi-bin/adm.cgi. EPSS estimates a 4.94% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

2.1/10

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

4.94%

91.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Wavlink	Wl-Nu516u1 Firmware	m16u1_v240425

References

https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_6/6.mdExploit, Third Party Advisory
https://vuldb.com/submit/800732Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362444Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362444/ctiPermissions Required, VDB Entry

Timeline

Published: May 10, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-8227?

How severe is CVE-2026-8227?

CVE-2026-8227 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 4.94% probability of exploitation in the next 30 days.

How do I fix CVE-2026-8227?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-8227?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST