{"id":"CVE-2026-120228","title":"WAVLINK WN553X1-B ioos Service sub_416D88 os command injection","summary":"A flaw has been found in WAVLINK WN553X1-B V260403_2.0.0. This vulnerability affects the function sub_416D88 of the file /bin/ioos of the component ioos Service. Executing a manipulation of the argument group_id/group_name can lead to os…","severity":"critical","cvss":9.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","cvssSource":"cna","cwe":["CWE-78","CWE-77"],"vendor":"WAVLINK","product":"WN553X1-B","affected":["WN553X1-B V260403_2.0.0"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-11-02T14:32:15.537851Z"},"exploitAvailable":true,"published":"2026-11-01","updated":"2026-11-02","sourceUpdated":"2026-11-02T14:32:26.558Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-120228","references":[{"url":"https://vuldb.com/vuln/429587","label":"VDB-429587 | WAVLINK WN553X1-B ioos Service sub_416D88 os command injection"},{"url":"https://vuldb.com/vuln/429587/cti","label":"VDB-429587 | CTI Indicators (IOB, IOC, TTP, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-120228","label":"CVE-2026-120228 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/919151","label":"Submit #919151 | Wavlink Router Firmware V260403_2.0.0 Authenticated Command Injection"},{"url":"https://github.com/senxitoyshuyi-ui/IOT-CVE/blob/main/vulns/WAVLINK%20WN553X1-B%20Router.md"}],"tags":["cve.org","exploit-available"],"epss":0.01652,"epssPercentile":0.7661,"ingestedAt":"2026-11-05T19:30:42.663Z","slug":"CVE-2026-120228","body":"## Overview\n\nA flaw has been found in WAVLINK WN553X1-B V260403_2.0.0. This vulnerability affects the function sub_416D88 of the file /bin/ioos of the component ioos Service. Executing a manipulation of the argument group_id/group_name 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.\n\n## Affected\n\n- `WN553X1-B V260403_2.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":54.5,"likelihood":0.3,"exploitation":12,"ransomware":0},"changes":[]}