CVE-2026-40009

mediumCVSS 6.5covered by 1 sourcefirst seen 2026-07-10

Improper Privilege Management, Improper Access Control vulnerability in Apache IoTDB. Authenticated users can escalate to full tree-path access by renaming themselves to __internal_auditor. This issue affects Apache IoTDB: from 2.0.8 before 2.0.10. Users are recommended to upgrade to version 2.0.10, which fixes the issue.

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Exploitation outlook

Low exploitation risk0.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-40009: Improper Privilege Management, Improper Access Control vulnerability in Apache IoTDB. Authenti…nvd · 2026-07-10

External references

NVD record for CVE-2026-40009

CVE.org record

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