CVE-2026-113802

CriticalCVSS 9.8/10Last modified Oct 21, 2026

Description

Wavlink WL-WN530BE1-A firmware through M30BE1_V251117 contains an OS command injection vulnerability in the sub_23B54 function of the ioos binary, which passes the unsanitized file_id parameter of /protocol.csp?opt=ovpn_file requests with type=del to popen(). A remote unauthenticated attacker can send a forged IP-FROM: 127.0.0.1 header to bypass login and execute arbitrary commands as root.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

Vendor	Product	Versions
Wavlink	WL-WN530BE1-A	M30BE1_V251117

References

Timeline

Published: Oct 20, 2026
Last modified: Oct 21, 2026
NVD status: Deferred

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