{"id":"CVE-2026-103401","published":"2026-10-28T17:17:24.070","lastModified":"2026-10-28T17:17:24.337","description":"An Improper Link Resolution Before File Access ('Link Following') vulnerability in the unauthenticated web server handlers in Juniper Networks Session Smart Router and Session Smart Conductor allows a local unprivileged user to overwrite arbitrary files as root via unauthenticated API endpoints.\n\nThis vulnerability can be exploited on Mist-managed routers and on unmanaged Routers that have not yet been onboarded to a Conductor. Routers already managed by Conductor are not affected.","cvssScore":8.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-59"],"vendors":[],"products":[],"references":[{"url":"https://supportportal.juniper.net/JSA112183","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}