Apache IoTDB: Authenticated users can escalate to full tree-path access by renaming themselves to __internal_auditor
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation, Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-269 and CWE-284.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Apache IoTDB (Apache Software Foundation) Fixed in 2.0.10
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apache IoTDB 2.0.10
6 records Highest priority Priority MEDIUM 4 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2026-28851 Apache IoTDB: Arbitrary Class Instantiation via Pipe Transfer RPCPriority MEDIUM 50
- TI-2026-22819 Apache IoTDB: REST Basic Authentication Accepts Stale Cached CredentialsPriority MEDIUM 50
- TI-2026-28848 Apache IoTDB: Path Traversal in Pipe File Transfer ReceiverPriority MEDIUM 48
Timeline
- 2026-10-02 Threatist record created from CVE-2026-40009
- 2026-10-03 Alias added: GHSA-hmrq-mg25-fh98
References
More Apache vulnerabilities
- TI-2025-18529 Apache Tomcat: Potential RCE and/or information disclosure and/or information corruption with partial PUT KEVCVSS 3.1CRITICAL 10.0
- TI-2024-30292 Apache OFBiz: Confused controller-view authorization logic (forced browsing) KEVCVSS 3.1CRITICAL 9.8
- TI-2024-26062 Apache OFBiz: Unauthenticated endpoint could allow execution of screen rendering code KEVCVSS 3.1CRITICAL 9.8
- TI-2024-21190 Apache OFBiz: Path traversal leading to RCE KEVCVSS 3.1CRITICAL 9.8
- TI-2024-18186 Apache HugeGraph-Server: Command execution in gremlin KEVCVSS 3.1CRITICAL 9.8
- TI-2023-25106 Deserialization of untrusted data in Apache ActiveMQ KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-40009 · CVE Program
- CVE-2026-40009 · NVD
- FIRST EPSS
- GHSA-hmrq-mg25-fh98 · GitHub Advisory Database · CC BY 4.0
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