CVE-2026-120280

CRITICAL 10.0

WAVLINK WN536AX6-A WireGuard protocol.csp wireguard_cli_group handler os command injection

CVSS Score

10.0

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability has been found in WAVLINK WN536AX6-A V260507. The impacted element is the function wireguard_cli_group handler of the file /protocol.csp of the component WireGuard. The manipulation of the argument group_id/group_name leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

CWE	CWE-78 CWE-77
Vendor	wavlink
Product	wn536ax6-a
Published	Nov 2, 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

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/429624 vuldb.com: https://vuldb.com/vuln/429624/cti vuldb.com: https://vuldb.com/cve/CVE-2026-120280 vuldb.com: https://vuldb.com/submit/919789 github.com: https://github.com/pipiyyb/cve/blob/main/WAVLINK%20WN536AX6-A/WN536AX6-A_group_id.md

Credits

🔍 hackerpipi (VulDB User) VulDB CNA Team