CVE-2026-3661

LOW EPSS 95.3%
Published Mar 7, 20263mo ago · Modified Apr 29, 20262mo ago
2.0 CVSS 4.0
Low
Find Similar
Published Mar 7, 2026 3mo ago
Last Modified Apr 29, 2026 2mo ago

Description

A flaw has been found in Wavlink WL-NU516U1 240425. This affects the function ota_new_upgrade of the file /cgi-bin/adm.cgi. This manipulation of the argument model causes command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.

CVSS Details

Base Score
2.0
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
95.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-74
CWE-77 Command Injection Injection

Affected Products 2

VendorProductVersionRange
wavlinkwl-nu516u1_firmwarem16u1_v240425any
wavlinkwl-nu516u1*any

References 4

  • github.com https://github.com/jinhao118/cve/blob/main/WAVLINK_1.md
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.349550
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.349550
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.758227
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.