{"id":"CVE-2026-27849","aliases":["EUVD-2026-8688","GHSA-f2jw-4mh9-f63v"],"status":"published","title":"Missing neutralization in Linksys MR9600, Linksys MX4200","description":"Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00364,"percentile":0.3065,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2026-02-25T16:20:25Z","modified":"2026-06-17T10:27:47Z","products":[{"vendor":"linksys","product":"mr9600"},{"vendor":"linksys","product":"mx4200"}],"references":[{"url":"https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-011.txt","tags":["third-party-advisory","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27849"},{"url":"https://github.com/advisories/GHSA-f2jw-4mh9-f63v"}],"sources":{"cve":[{"id":"CVE-2026-27849","title":"Missing neutralization in Linksys MR9600, Linksys MX4200","description":"Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.","status":"published","published":"2026-02-25T16:20:25.395Z","modified":"2026-02-26T16:47:01.147Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:19:49.199185Z"}],"euvd":[{"id":"EUVD-2026-8688","description":"Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.","status":"published","published":"2026-02-25T16:20:25Z","modified":"2026-02-26T16:47:01Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:48:25.612568Z"}],"ghsa":[{"id":"GHSA-f2jw-4mh9-f63v","title":"Due to missing neutralization of special elements, OS commands can be injected via the update...","description":"Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.","status":"published","published":"2026-02-25T18:31:38Z","modified":"2026-02-26T18:32:43Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:06:23.326773Z"}],"nvd":[{"id":"CVE-2026-27849","description":"Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.","status":"published","published":"2026-02-25T17:25:40.903Z","modified":"2026-06-17T10:27:47.363Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:07.027269Z"}]}}