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NVD CRITICAL: CVE-2026-113802 — Wavlink WL-WN530BE1-A firmware through M30BE1_V251117 contains an OS command inj...

·Source: NIST NVD

Updated:

Executive Summary

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.

Analysis

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. CVSS Score: 9.8. Published: 2026-10-20T18:17:21.430.

Indicators of Compromise (1)

CVE (1)
CVE-2026-113802
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Oct 20, 2026. Verified by: NIST.

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