{"schema":"threatline.record/2","record":{"id":"CVE-2026-86471","aliases":[],"summary":"Apache CouchDB: Admin credentials leading to code execution as operating system user","details":"An unvalidated runtime configuration value in Apache CouchDB 3.5.2 and below on all platforms allows a CouchDB server admin to run arbitrary shell commands as the CouchDB operating system user.\n\nUsers are recommended to upgrade to version 3.5.3, which fixes this issue.","categories":["Databases"],"product":"Apache CouchDB","vendor":"Apache Software Foundation","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86471","source_modified_at":"2026-10-21T03:56:24.122Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Apache CouchDB","vendor":"Apache Software Foundation","versions":[{"status":"affected","version":"0","lessThan":"3.5.3","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86471","source_modified_at":"2026-10-21T03:56:24.122Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Apache CouchDB","ecosystem":null},"version":"3.5.3","basis":"first unaffected version stated in the CVE record"}],"cvss":9.3,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00606,"percentile":0.48329,"score_date":"2026-10-23"},"published_at":"2026-10-20T15:38:09.681Z","modified_at":"2026-10-21T03:56:24.122Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-86471","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T03:56:24.122Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-86471","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://lists.apache.org/thread.html/pj83174r8f8f64odf47fwhozbfjtot0f","tags":["release-notes"]},{"source":"CVE List","url":"https://lists.apache.org/thread/c8p73gswgogtnzvk7hpw8jb8d4mnosdp","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-20T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-21T03:56:24.122Z","content_hash":"ab850addee114507d53a7665ac72d3fe97b650f6b2320dd1bd2e2f445a4ad2e6"}}