{"id":"CVE-2026-120238","title":"WAVLINK WN553X1-B ovpn_file ioos sub_4162A8 os command injection","summary":"A vulnerability has been found in WAVLINK WN553X1-B 260403_2.0.0. This affects the function sub_4162A8 of the file /bin/ioos of the component ovpn_file Handler. Such manipulation of the argument file_id leads to os command injection. The…","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 260403_2.0.0"],"published":"2026-11-01","updated":"2026-11-01","sourceUpdated":"2026-11-01T17:45:17.440Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-120238","references":[{"url":"https://vuldb.com/vuln/429597","label":"VDB-429597 | WAVLINK WN553X1-B ovpn_file ioos sub_4162A8 os command injection"},{"url":"https://vuldb.com/vuln/429597/cti","label":"VDB-429597 | CTI Indicators (IOB, IOC, TTP, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-120238","label":"CVE-2026-120238 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/919248","label":"Submit #919248 | Wavlink Router Firmware V260403_2.0.0 Command Injection"},{"url":"https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK%20WN553X1-B%20Router/WAVLINK_WN553X1-B_ovpn_file_command_injection.md"}],"tags":["cve.org"],"epss":0.01687,"epssPercentile":0.77096,"ingestedAt":"2026-11-05T19:30:42.605Z","slug":"CVE-2026-120238","body":"## Overview\n\nA vulnerability has been found in WAVLINK WN553X1-B 260403_2.0.0. This affects the function sub_4162A8 of the file /bin/ioos of the component ovpn_file Handler. Such manipulation of the argument file_id leads to os command injection. The attack can be executed remotely. 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- `WN553X1-B 260403_2.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":55,"depthScoreParts":{"impact":54.5,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}