{"schema":"threatline.record/2","record":{"id":"CVE-2026-109156","aliases":[],"summary":"SeldonIO MLServer environment_tarball env.py _extract_env path traversal","details":"A vulnerability has been found in SeldonIO MLServer up to 1.6.1. Affected is the function _extract_env of the file mlserver/env.py of the component environment_tarball Handler. Such manipulation leads to path traversal. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.","categories":["Unclassified"],"product":"MLServer","vendor":"SeldonIO","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109156","source_modified_at":"2026-10-16T21:43:17.749Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"MLServer","vendor":"SeldonIO","versions":[{"version":"1.6.0","status":"affected"},{"version":"1.6.1","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00424,"percentile":0.3568,"score_date":"2026-10-23"},"published_at":"2026-10-13T10:30:17.244Z","modified_at":"2026-10-16T21:43:17.749Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109156","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-16T21:43:17.749Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109156","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://vuldb.com/vuln/416889","tags":["vdb-entry","technical-description"]},{"source":"CVE List","url":"https://vuldb.com/vuln/416889/cti","tags":["signature","permissions-required"]},{"source":"CVE List","url":"https://vuldb.com/cve/CVE-2026-109156","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://vuldb.com/submit/978677","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://github.com/SeldonIO/MLServer/issues/2553","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/SeldonIO/MLServer/","tags":["product"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-16T21:43:04.665438Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-16T21:43:17.749Z","content_hash":"58c4d98aed9330b98289f75c723e7c6931831671159d255169da94f0ffa2db82"}}