{"cve":{"cve_id":"CVE-2026-0770","is_kev":true,"kev_date_added":"2026-07-21","kev_vendor_project":"Langflow","kev_product":"Langflow","kev_vulnerability_name":"Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability","kev_short_description":"Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations. ","kev_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.","kev_due_date":"2026-07-24","kev_known_ransomware":false,"kev_notes":"https://github.com/langflow-ai/langflow/releases/tag/v1.9.0 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-0770 ","kev_cwes":["CWE-829"],"epss_score":0.63417,"epss_percentile":0.99146,"epss_as_of":"2026-08-26","description":"Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.","published_at":"2026-01-23T03:28:52.286000Z","last_modified_at":"2026-07-22T05:17:08.693000Z","cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-829"],"nvd_references":["https://www.zerodayinitiative.com/advisories/ZDI-26-036/"],"vuln_status":"Analyzed","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-07-22T21:45:23.985958Z"},"effective_severity":"CRITICAL","badges":["kev","exploit","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"langflow","vendor_name":"langflow","product_slug":"langflow","product_name":"langflow","version_start":"1.4.2","version_start_inclusive":true,"version_end":"1.4.2","version_end_inclusive":true,"cpe23_uri":"cve5:langflow:langflow:1.4.2:1.4.2"},{"vendor_slug":"langflow","vendor_name":"langflow","product_slug":"langflow","product_name":"langflow","version_start":null,"version_start_inclusive":null,"version_end":"1.7.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*"}],"exploit_refs":[{"source":"exploit-db","kind":"exploit-db","url":"https://www.exploit-db.com/exploits/52597","title":"Langflow 1.3.0 - Remote Code Execution","author":"Diamorphine","disclosed_at":"2026-05-29"},{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-0770.yaml","title":"Langflow < 1.3.0 - Remote Code Execution via validate_code() exec()","author":"affix","disclosed_at":null}],"news":[],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-036/","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-01-23T03:28:52.286000Z","label":"CVE published","source":null},{"type":"exploit_known","at":"2026-05-29T00:00:00Z","label":"Public exploit available","source":"exploit-db"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cisa_reported","at":"2026-07-21T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"ssvc_changed","at":"2026-07-21T16:41:10.176619Z","label":"SSVC decision revised","source":"vulnrichment"}]}