CVE-2026-40005
Deferred Deferred - Pending Action

Path Traversal in Apache IoTDB

Publication date: 2026-07-10

Last updated on: 2026-07-10

Assigner: Apache Software Foundation

Description
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.

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Meta Information

Published
2026-07-10
Last Modified
2026-07-10
Generated
2026-07-30
AI Q&A
2026-07-10
EPSS Evaluated
2026-07-28
NVD
CVE-2026-40005
EUVD
EUVD-2026-42833

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
apache iotdb From 1.0.0 (inc) to 2.0.10 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
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.

Attack-Flow Graph

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Executive Summary

This vulnerability is a Path Traversal issue in Apache IoTDB. It allows an attacker to write arbitrary files to any location where the IoTDB process has write permissions by exploiting an unsafe API.

Impact Analysis

An attacker exploiting this vulnerability can write files anywhere the IoTDB process can write. This could lead to unauthorized file creation or modification, potentially compromising system integrity, enabling further attacks, or causing data corruption.

Compliance Impact

The vulnerability allows an attacker to write arbitrary files anywhere the Apache IoTDB process has write permissions due to improper limitation of pathname to a restricted directory (path traversal). This could potentially lead to unauthorized data modification or insertion.

Such unauthorized file writes can compromise data integrity and confidentiality, which are critical aspects of compliance with standards like GDPR and HIPAA. If sensitive personal or health data is affected, this vulnerability could lead to violations of these regulations.

However, the provided information does not explicitly detail the impact on compliance or specific regulatory consequences.

Mitigation Strategies

To mitigate this vulnerability, users are recommended to upgrade Apache IoTDB to version 2.0.10, which contains the fix for the improper limitation of pathname to a restricted directory (path traversal) issue.

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