{"schema":"threatline.record/2","record":{"id":"CVE-2026-111855","aliases":[],"summary":"An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. A path traversal vulnerability exists in the web management interface of the device. Insufficient validation of user-supplied f","details":"An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. A path traversal vulnerability exists in the web management interface of the device. Insufficient validation of user-supplied file paths allows remote attackers to read arbitrary files accessible to the application. Depending on configuration, exploitation may be possible without authentication.","categories":["Unclassified"],"product":"3 Series MDO","vendor":"Tektronix","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111855","source_modified_at":"2026-10-21T21:34:00.446Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"3 Series MDO","vendor":"Tektronix","versions":[{"lessThan":"1.21.1","status":"affected","version":"0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111855","source_modified_at":"2026-10-21T21:34:00.446Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"3 Series MDO","ecosystem":null},"version":"1.21.1","basis":"first unaffected version stated in the CVE record"}],"cvss":7.5,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00492,"percentile":0.41422,"score_date":"2026-10-23"},"published_at":"2026-10-17T02:09:21.352Z","modified_at":"2026-10-21T21:34:00.446Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111855","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-21T21:34:00.446Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111855","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.tek.com/en/products/oscilloscopes/3-series-mdo"},{"source":"CVE List","url":"https://download.tek.com/document/TEK-PSA-002-092026.pdf"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-21T21:33:49.261654Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-21T21:34:00.446Z","content_hash":"103f0ff43569f6408e9c9aa64501b33c4b2e8ee55c9fa61b9cc17bac151c699e"}}