CVE-2026-120277

CRITICAL 10.0

WAVLINK WN536AX6-A WireGuard CLI Group ioos sub_41a1d8 os command injection

CVSS Score

10.0

EPSS Score

0.0%

EPSS Percentile

0th

A security vulnerability has been detected in WAVLINK WN536AX6-A V260507_2.0.0. This issue affects the function sub_41a1d8 of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.

CWE	CWE-78 CWE-77
Vendor	wavlink
Product	wn536ax6-a
Published	Nov 1, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/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/429621 vuldb.com: https://vuldb.com/vuln/429621/cti vuldb.com: https://vuldb.com/cve/CVE-2026-120277 vuldb.com: https://vuldb.com/submit/919503 github.com: https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN536AX6-A%20Router/WAVLINK_WN536AX6-A_wireguard_cli_group_command_injection.md

Credits

🔍 shuyi (VulDB User) VulDB CNA Team