CVE-2026-40009

Apache Software Foundation Apache IoTDBVulnerabilityCVSS 6.5

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.

No public exploitation has been reported so far. No distribution fix is listed yet; apply vendor mitigations and monitor.

Recommended action: Track your distribution's security tracker and apply the fix as soon as it ships.

CVE-2026-40009 Apache Software Foundation Apache IoTDB Vulnerability

Severity metrics

CVSS 3.1 : 6.5 MEDIUM

Attack vectorNetwork (remote)

Attack complexityLow

Privileges requiredLow

User interactionNone

ScopeUnchanged

Confidentiality impactHigh

Integrity impactNone

Availability impactNone

Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected & fixed versions by distribution

Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.

No affected package in the tracked watchlist yet (Debian, Ubuntu, Arch, SUSE, Red Hat...). Triage may still be pending.

Sources

Advisory NVD CVE.org

Published 2026-07-10 · updated 2026-07-25 · source: NVD