{"cve":{"cve_id":"CVE-2026-40007","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":0.00488,"epss_percentile":0.39898,"epss_as_of":"2026-08-26","description":"Uncontrolled Recursion, Uncontrolled Resource Consumption vulnerability in Apache IoTDB.\nWhen pipe_air_gap_receiver_enabled=true, the IoTDB AirGap receiver's\nreadLength method calls itself recursively each time it recognises the\nE-language prefix in socket data, with no depth limit. An unauthenticated\nattacker can send a stream of repeated E-language prefixes that drives the\nrecursion arbitrarily deep, exhausting the receiver thread's JVM stack and\nraising StackOverflowError.\n\n\nThis issue affects Apache IoTDB: from 1.0.0 before 2.0.10.\n\nUsers are recommended to upgrade to version 2.0.10, which fixes the issue.","published_at":"2026-07-10T07:12:29.926000Z","last_modified_at":"2026-07-10T16:16:30.140000Z","cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":true,"ssvc_technical_impact":"partial","cwes":["CWE-674","CWE-400"],"nvd_references":["https://lists.apache.org/thread/tr23kh6kp8drrsv8ypv1mqm4v5kyy23m"],"vuln_status":"Deferred","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":"2026-07-10T08:19:39.653873Z","updated_at":"2026-07-11T16:35:05.534457Z"},"effective_severity":"HIGH","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":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"apache-software-foundation","vendor_name":"Apache Software Foundation","product_slug":"apache-iotdb","product_name":"Apache IoTDB","version_start":"1.0.0","version_start_inclusive":true,"version_end":"2.0.10","version_end_inclusive":false,"cpe23_uri":"cve5:apache-software-foundation:apache-iotdb:1.0.0:2.0.10"}],"exploit_refs":[],"news":[],"references":[{"url":"https://lists.apache.org/thread/tr23kh6kp8drrsv8ypv1mqm4v5kyy23m","source_type":"MAILING_LIST","tags":["mailing-list"]}],"timeline":[{"type":"published","at":"2026-07-10T07:12:29.926000Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-07-10T14:20:39.701152Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-07-10T14:20:39.701152Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-07-10T14:20:39.701152Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-07-10T14:20:39.701152Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-07-10T14:20:39.701152Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-07-10T14:20:39.701152Z","label":"CVSS score revised","source":"vulnrichment"}]}