{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40007","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-04-08T08:42:31.995Z","datePublished":"2026-07-10T07:12:29.926Z","dateUpdated":"2026-07-10T14:54:55.434Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Apache IoTDB","vendor":"Apache Software Foundation","versions":[{"lessThan":"2.0.10","status":"affected","version":"1.0.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"bugbunny.ai"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Uncontrolled Recursion, Uncontrolled Resource Consumption vulnerability in Apache IoTDB.<br><span style=\"background-color: rgb(255, 255, 255);\">When 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.</span><br></p><p>This issue affects Apache IoTDB: from 1.0.0 before 2.0.10.</p><p>Users are recommended to upgrade to version 2.0.10, which fixes the issue.</p>"}],"value":"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."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-674","description":"CWE-674 Uncontrolled Recursion","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-400","description":"CWE-400 Uncontrolled Resource Consumption","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-07-10T07:12:29.926Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/tr23kh6kp8drrsv8ypv1mqm4v5kyy23m"}],"source":{"discovery":"UNKNOWN"},"title":"Apache IoTDB: Unauthenticated unbounded recursion in IoTDB AirGap receiver's E-language prefix parser causes per-connection StackOverflowError","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-10T14:07:37.243571Z","id":"CVE-2026-40007","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-10T14:07:40.441Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/10/4"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-07-10T14:54:55.434Z"}}]}}