{"id":"CVE-2026-113802","title":"Wavlink WL-WN530BE1-A Unauthenticated OS Command Injection in ioos protocol.csp ovpn_file Handler","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 wit…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-78"],"vendor":"Wavlink","product":"WL-WN530BE1-A","affected":["WL-WN530BE1-A M30BE1_V251117"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T17:59:55.407Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113802","references":[{"url":"https://github.com/F-yyjy/cve/blob/main/WN530BE1(en).md","label":"Researcher Advisory (F-yyjy): WAVLINK WN530BE1-A Unauthenticated Command Injection"},{"url":"https://www.vulncheck.com/advisories/wavlink-wl-wn530be1-a-unauthenticated-os-command-injection-in-ioos-protocol-csp-ovpn-file-handler","label":"VulnCheck Advisory: Wavlink WL-WN530BE1-A Unauthenticated OS Command Injection in ioos protocol.csp ovpn_file Handler"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T18:14:37.215Z","slug":"CVE-2026-113802","body":"## Overview\n\nWavlink 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.\n\n## Affected\n\n- `WL-WN530BE1-A M30BE1_V251117`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}