Apache IoTDB up to 2.0.9 File System path traversal

Summaryinfo

A vulnerability, which was classified as critical, was found in Apache IoTDB up to 2.0.9. The impacted element is an unknown function of the component File System. Executing a manipulation can lead to path traversal. This vulnerability appears as CVE-2026-40005. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Apache IoTDB up to 2.0.9 and classified as critical. This vulnerability affects some unknown functionality of the component File System. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache IoTDB. An attacker can write arbitrary files anywhere the IoTDB process has write permissions with unsafe API. This issue affects Apache IoTDB: from 1.0.0 before 2.0.10. Users are recommended to upgrade to version 2.0.10, which fixes the issue.

The advisory is shared for download at lists.apache.org. This vulnerability was named CVE-2026-40005 since 04/08/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/10/2026). The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 2.0.10 eliminates this vulnerability.

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Productinfo

Vendor

• Apache

Name

• IoTDB

Version

• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8
• 2.0.9

License

• open-source

Website

• Vendor: https://www.apache.org/

CPE 2.3info

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CPE 2.2info

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