9.4 Critical

A flaw has been found in WAVLINK WN553X1-B V2604032.0.0.

CVE-2026-120228

A flaw has been found in WAVLINK WN553X1-B V2604032.0.0. This vulnerability affects the function sub416D88 of the file /bin/ioos of the component ioos Service. Executing a manipulation of the argument groupid/groupname can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.

Assessment

CVSS: 9.4 (v4.0)
Severity: Critical
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 1 November 2026
Last updated: 1 November 2026
Affected: WAVLINK
Assigner: VulDB

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P

At the source

EUVD (ENISA)

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