{"schema":"threatline.record/2","record":{"id":"CVE-2026-9198","aliases":[],"summary":"IBM Langflow Code Injection Vulnerability","details":"Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments.","categories":["Applications & CMS"],"product":"Langflow","vendor":"IBM","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-9198","source_modified_at":"2026-08-17T19:10:55.374Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Langflow OSS","vendor":"IBM","versions":[{"lessThanOrEqual":"1.10.0","status":"affected","version":"1.0.0","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2026-08-04","due_date":"2026-08-07","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":0.28658,"percentile":0.98141,"score_date":"2026-10-23"},"published_at":"2026-07-17T17:36:11.246Z","modified_at":"2026-08-17T19:10:55.374Z","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-2026-9198","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-08-17T19:10:55.374Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/langflow_unauth_rce_cve_2026_9198.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-07-17"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/52675","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-09-02"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-9198.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-9198","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Metasploit","Exploit-DB","Nuclei","EPSS"],"references":[{"source":"CVE List","url":"https://www.ibm.com/support/pages/node/7278927","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-9198","source":"CISA KEV"},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-9198","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":"2026-07-17T00:00:00+00:00"},"exploits":[{"added":"2026-08-21","check":true,"date":"2026-07-17","kind":"Exploit module","name":"Langflow AI auto_login RCE","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/langflow_unauth_rce_cve_2026_9198.rb"},{"added":"2026-09-02","date":"2026-09-02","kind":"Webapps exploit","name":"Langflow 1.10.0 - RCE","source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/52675","verified":false},{"kind":"Scanner template","name":"IBM Langflow - Remote Code Execution","source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-9198.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-08-17T19:10:55.374Z","content_hash":"b86454a01778287c550cd74062d80d682bcea2216803bb2c36d41545017b9077"}}