Home→Vulnerabilities→CVE-2026-8227
Disclosed

CVE-2026-8227

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.

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Exploitation Probability (EPSS)

Low Priority
0.35%

The Exploit Prediction Scoring System (EPSS) uses machine learning to estimate the probability that a vulnerability will be exploited in the wild within the next 30 days.

0% (Theoretical)100% (Certainty)

7-Day Exploitation Trend

Vulnerability Timeline

2 events
May 10, 2026
Vulnerability Disclosed
Published to component-level vulnerability database.
May 13, 2026
Last Updated
Record updated with new analysis or tags.

Threat Actor Attribution

PREMIUM INTEL
Associated Groups:Lazarus Group, APT28
Ransomware Campaigns:LockBit 3.0, BlackCat
IoCs (Indicators):14 IPs, 3 Hashes

Remediation & Mitigation

SOLUTION

Official patches and mitigation steps are available for this vulnerability.

# Update Command
apt-get update && apt-get upgrade -y specific-package
# Verify installation
dpkg -l | grep package-name

Affected Products

2 Total
wavlink/wl-nu516u1_firmwarem16u1_v240425
wavlink/wl-nu516u1-

References

https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_6/6.mdGitHub
ExploitThird Party Advisory
https://vuldb.com/submit/800732Vuldb
Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362444Vuldb
Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362444/ctiVuldb
Permissions RequiredVDB Entry

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Check your domain or package.json for CVE-2026-8227 exposure.

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Vulnerability Details

CVSS Base Score
6.3/ 10
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Published Date
May 10, 2026
Last Modified
May 13, 2026
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