{"id":"CVE-2026-40452","aliases":["EUVD-2026-42838","GHSA-xxj7-h37p-p48c"],"status":"published","title":"Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users","description":"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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00434,"percentile":0.38026,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284","CWE-863"],"published":"2026-07-10T07:16:05Z","modified":"2026-10-25T15:10:00Z","products":[{"vendor":"apache software foundation","product":"apache iotdb"}],"references":[{"url":"https://lists.apache.org/thread/04j2l6dosyboor4o2gvrzbrcrpllmh95","tags":["vendor-advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/07/10/7"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40452"},{"url":"https://github.com/advisories/GHSA-xxj7-h37p-p48c"}],"sources":{"cve":[{"id":"CVE-2026-40452","title":"Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users","description":"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.","status":"published","published":"2026-07-10T07:16:05.992Z","modified":"2026-07-10T17:55:35.036Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-863","CWE-284"],"updated_at":"2026-11-02T13:43:11.445168Z"}],"euvd":[{"id":"EUVD-2026-42838","description":"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.","status":"published","published":"2026-07-10T07:16:05Z","modified":"2026-07-10T17:55:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T18:20:02.822464Z"}],"ghsa":[{"id":"GHSA-xxj7-h37p-p48c","title":"Incorrect Authorization, Improper Access Control vulnerability in Apache IoTDB.\nAuthorization...","description":"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.","status":"published","published":"2026-07-10T09:31:37Z","modified":"2026-07-10T21:33:31Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:09:24.04976Z"}],"nvd":[{"id":"CVE-2026-40452","description":"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.","status":"published","published":"2026-07-10T08:16:22.627Z","modified":"2026-10-25T15:10:00.147Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-284","CWE-863"],"updated_at":"2026-11-02T14:12:28.771746Z"}]}}