CVE-2026-120278

MEDIUM 5.3

WAVLINK WN536AX6-A VPN Client List ioos sub_41a7c0 missing authentication

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in WAVLINK WN536AX6-A V260507_2.0.0. Impacted is the function sub_416d48/sub_41a7c0 of the file /bin/ioos of the component VPN Client List Handler. Performing a manipulation of the argument opt results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

CWE	CWE-306 CWE-287
Vendor	wavlink
Product	wn536ax6-a
Published	Nov 1, 2026

Stay Ahead of the Next One

Get instant alerts for wavlink wn536ax6-a

Be the first to know when new medium vulnerabilities affecting wavlink wn536ax6-a are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

WAVLINK / WN536AX6-A

V260507_2.0.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/429622 vuldb.com: https://vuldb.com/vuln/429622/cti vuldb.com: https://vuldb.com/cve/CVE-2026-120278 vuldb.com: https://vuldb.com/submit/919506 github.com: https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN536AX6-A%20Router/WAVLINK_WN536AX6-A_vpn_list_info_disclosure.md

Credits

🔍 shuyi (VulDB User) VulDB CNA Team