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NVD Vulnerability Details :
CVE-2026-3704
Analyzed
More InfoOfficial Page
Source-cna@vuldb.com
View Known Exploited Vulnerability (KEV) details
Published At-08 Mar, 2026 | 04:15
Updated At-10 Mar, 2026 | 18:55

A vulnerability has been found in Wavlink NU516U1 251208. This vulnerability affects the function sub_405B2C of the file /cgi-bin/firewall.cgi of the component Incomplete Fix CVE-2025-10959. The manipulation leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.1MEDIUM
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
Secondary3.14.7MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Primary3.17.2HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Secondary2.05.8MEDIUM
AV:N/AC:L/Au:M/C:P/I:P/A:P
Type: Secondary
Version: 4.0
Base score: 5.1
Base severity: MEDIUM
Vector:
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
Type: Secondary
Version: 3.1
Base score: 4.7
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Type: Primary
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 2.0
Base score: 5.8
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:M/C:P/I:P/A:P
CPE Matches
WAVLINK Technology Ltd.
wavlink
>>wl-nu516u1_firmware>>251208
cpe:2.3:o:wavlink:wl-nu516u1_firmware:251208:*:*:*:*:*:*:*
WAVLINK Technology Ltd.
wavlink
>>wl-nu516u1>>-
cpe:2.3:h:wavlink:wl-nu516u1:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-74Primarycna@vuldb.com
CWE-77Primarycna@vuldb.com
CWE-77Primarynvd@nist.gov
CWE ID: CWE-74
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-77
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-77
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-02-27-2fcf6ae-mt7628-squashfs-sysupgrade.bincna@vuldb.com
Broken Link
https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/wavlink_DMZ.mdcna@vuldb.com
Exploit
Third Party Advisory
https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/wavlink_DMZ.md#expcna@vuldb.com
Exploit
Third Party Advisory
https://vuldb.com/?ctiid.349650cna@vuldb.com
Permissions Required
VDB Entry
https://vuldb.com/?id.349650cna@vuldb.com
Third Party Advisory
VDB Entry
https://vuldb.com/?submit.759233cna@vuldb.com
Third Party Advisory
VDB Entry
Hyperlink: https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-02-27-2fcf6ae-mt7628-squashfs-sysupgrade.bin
Source: cna@vuldb.com
Resource:
Broken Link
Hyperlink: https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/wavlink_DMZ.md
Source: cna@vuldb.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/wavlink_DMZ.md#exp
Source: cna@vuldb.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://vuldb.com/?ctiid.349650
Source: cna@vuldb.com
Resource:
Permissions Required
VDB Entry
Hyperlink: https://vuldb.com/?id.349650
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://vuldb.com/?submit.759233
Source: cna@vuldb.com
Resource:
Third Party Advisory
VDB Entry
Change History
0Changes found
Details not found