{"id":"CVE-2026-120344","title":"WAVLINK WN551X3-A WireGuard CLI Group ioos system os command injection","summary":"A vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os c…","severity":"critical","cvss":10,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-78","CWE-77"],"vendor":"WAVLINK","product":"WN551X3-A","affected":["WN551X3-A M51X3_V251020-WO-182e965"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-11-02T14:08:19.457952Z"},"exploitAvailable":true,"published":"2026-11-02","updated":"2026-11-02","sourceUpdated":"2026-11-02T14:08:34.826Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-120344","references":[{"url":"https://vuldb.com/vuln/429669","label":"VDB-429669 | WAVLINK WN551X3-A WireGuard CLI Group ioos system os command injection"},{"url":"https://vuldb.com/vuln/429669/cti","label":"VDB-429669 | CTI Indicators (IOB, IOC, TTP, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-120344","label":"CVE-2026-120344 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/919551","label":"Submit #919551 | Wavlink Router Firmware V251020-WO Command Injection"},{"url":"https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN551X3-A%20Router/WAVLINK_WN551X3-A_wireguard_cli_group_command_injection.md"}],"tags":["cve.org","exploit-available"],"epss":0.01989,"epssPercentile":0.80694,"ingestedAt":"2026-11-05T19:30:42.646Z","slug":"CVE-2026-120344","body":"## Overview\n\nA vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.\n\n## Affected\n\n- `WN551X3-A M51X3_V251020-WO-182e965`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":55,"likelihood":0.4,"exploitation":12,"ransomware":0},"changes":[]}