{"schema":"threatline.record/2","record":{"id":"CVE-2026-49869","aliases":["GHSA-5vc5-wxxq-3fjx"],"summary":"Kestra OSS OS Command Injection Vulnerability","details":"Kestra OSS contains an OS command injection vulnerability that could allow an unauthenticated remote attacker to create and execute arbitrary workflows without credentials.","categories":["Unclassified"],"product":"Kestra OSS","vendor":"Kestra","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-49869","source_modified_at":"2026-09-03T03:55:27.114Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"kestra","vendor":"kestra-io","versions":[{"status":"affected","version":"< 1.0.45"},{"status":"affected","version":">= 1.1.0, < 1.3.21"}],"defaultStatus":null}],"fixed_versions":[],"cvss":10,"severity":"Critical","kev":{"listed":true,"date_added":"2026-09-02","due_date":"2026-09-05","required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","ransomware_campaign_use":"Unknown","forensic_triage":true},"epss":{"probability":0.02095,"percentile":0.81526,"score_date":"2026-10-23"},"published_at":"2026-06-26T20:58:19.576Z","modified_at":"2026-09-03T03:55:27.114Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-49869","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-09-03T03:55:27.114Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-49869","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49869","source":"CISA KEV"},{"source":"CVE List","url":"https://github.com/kestra-io/kestra/security/advisories/GHSA-5vc5-wxxq-3fjx","tags":["exploit"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-49869","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2026-09-01T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-03T03:55:27.114Z","content_hash":"84de7b07642ebeb058cef5211876a47f143e7c4794789853f9152a56a75ca4c4"}}