{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40452", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-04-13T07:33:02.319Z", "datePublished": "2026-07-10T07:16:05.992Z", "dateUpdated": "2026-07-10T14:54:59.344Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache IoTDB", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "1.3.8", "status": "affected", "version": "1.3.5", "versionType": "semver"}, {"lessThan": "2.0.10", "status": "affected", "version": "2.0.5", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "bugbunny.ai"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Incorrect Authorization, Improper Access Control vulnerability in Apache IoTDB.<br>Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users.<br></p><p>This issue affects Apache IoTDB: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10.</p><p>Users are recommended to upgrade to version 2.0.10, which fixes the issue.</p>"}], "value": "Incorrect Authorization, Improper Access Control vulnerability in Apache IoTDB.\nAuthorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users.\n\n\nThis issue affects Apache IoTDB: from 1.3.5 before 1.3.8, from 2.0.5 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-863", "description": "CWE-863 Incorrect Authorization", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-07-10T07:16:05.992Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/04j2l6dosyboor4o2gvrzbrcrpllmh95"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/07/10/7"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-07-10T14:54:59.344Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.3.5,1.3.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.0.5,2.0.10)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache IoTDB", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "iotdb", "vendor": "apache"}], "created": "2026-07-10T11:00:04.155603+00:00", "updated": "2026-07-10T11:00:04.155638+00:00", "vendors": ["apache", "apache$PRODUCT$iotdb"]}