{"cve":{"cve_id":"CVE-2026-73487","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.0096,"epss_percentile":0.5965,"epss_as_of":"2026-09-15","description":"Flowise before 3.1.3 contains a regex-based Python code validator bypass in CSV and Airtable Agent nodes that allows unauthenticated attackers to inject malicious code via prompt injection. Attackers can exploit unblocked pandas functions like pd.read_json() to exfiltrate datasets, perform SSRF against internal services, or achieve code execution through the unauthenticated prediction API.","published_at":"2026-08-13T11:28:06.752000Z","last_modified_at":"2026-09-03T18:42:20.690000Z","cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":9.0,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N","cvss_v4_severity":"CRITICAL","ssvc_decision":null,"ssvc_exploitation":"poc","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-94"],"nvd_references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w7x8-q2gp-5cgg","https://www.vulncheck.com/advisories/flowise-before-prompt-injection-rce-via-csv-agent"],"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":"2026-08-13T14:20:52.869328Z","updated_at":"2026-09-04T03:34:00.383214Z"},"effective_severity":"CRITICAL","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","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":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"metric":"AT","name":"Attack Requirements","value":"N","value_label":"None"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"VC","name":"Confidentiality (Vulnerable System)","value":"H","value_label":"High"},{"metric":"VI","name":"Integrity (Vulnerable System)","value":"L","value_label":"Low"},{"metric":"VA","name":"Availability (Vulnerable System)","value":"N","value_label":"None"},{"metric":"SC","name":"Confidentiality (Subsequent System)","value":"H","value_label":"High"},{"metric":"SI","name":"Integrity (Subsequent System)","value":"L","value_label":"Low"},{"metric":"SA","name":"Availability (Subsequent System)","value":"N","value_label":"None"}]},"affected":[{"vendor_slug":"flowiseai","vendor_name":"FlowiseAI","product_slug":"flowise","product_name":"Flowise","version_start":"0","version_start_inclusive":true,"version_end":"3.1.3","version_end_inclusive":false,"cpe23_uri":"cve5:flowiseai:flowise:0:3.1.3"},{"vendor_slug":"flowiseai","vendor_name":"FlowiseAI","product_slug":"flowise","product_name":"Flowise","version_start":"3.1.3","version_start_inclusive":true,"version_end":"3.1.3","version_end_inclusive":true,"cpe23_uri":"cve5:flowiseai:flowise:3.1.3:3.1.3"},{"vendor_slug":"flowiseai","vendor_name":"FlowiseAI","product_slug":"flowise","product_name":"Flowise","version_start":null,"version_start_inclusive":null,"version_end":"3.1.4","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w7x8-q2gp-5cgg","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.vulncheck.com/advisories/flowise-before-prompt-injection-rce-via-csv-agent","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-08-13T11:28:06.752000Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-08-14T23:38:17.684292Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-08-14T23:38:17.684292Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-08-14T23:38:17.684292Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-09-04T03:34:00.383214Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-09-04T03:34:00.383214Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-09-04T03:34:00.383214Z","label":"CVSS score revised","source":"nvd"}]}