CVE-2026-13538

Wavlink WL-NU516U1-A POST Parameter wireless.cgi sub_401D68 command injection

MEDIUM
6.3
CVSS Score
Published: June 29, 2026 at 05:15 AM UTC
Updated: October 25, 2026 at 05:10 PM UTC
2 products affected across 1 vendorwl-nu516u1-aWL-NU516U1

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Severity
MEDIUM6.3
Exploit prediction
EPSS 2%
SSVC
PoC

Description

A vulnerability was determined in Wavlink WL-NU516U1-A M16U1_V240425. The affected element is the function sub_401D68 of the file /cgi-bin/wireless.cgi of the component POST Parameter Handler. This manipulation of the argument SSID2G2/SSID5G2/AuthMethod2/WPAPSK12 causes command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (10)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/374546
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/374546/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-13538
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/834019
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/834021
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/834022
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/834023

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-77CWE-74

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