Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Juneau.

The microservice DirectoryResource does not keep request paths inside its configured root directory. When an application enables the resource's view, upload or delete settings (all off by default), a client can read, write or delete files outside the root, anywhere the server process has access.

This issue affects Apache Juneau: through 9.2.0.

Users are recommended to upgrade to version 9.2.1, which fixes the issue.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 05 Nov 2026 12:00:00 +0000

Type Values Removed Values Added
Description Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Juneau. The microservice DirectoryResource does not keep request paths inside its configured root directory. When an application enables the resource's view, upload or delete settings (all off by default), a client can read, write or delete files outside the root, anywhere the server process has access. This issue affects Apache Juneau: through 9.2.0. Users are recommended to upgrade to version 9.2.1, which fixes the issue.
Title Apache Juneau: Path traversal in DirectoryResource allows reading files outside the configured root directory
Weaknesses CWE-22
References
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-11-05T11:55:23.820Z

Reserved: 2026-11-03T14:03:23.368Z

Link: CVE-2026-121489

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-05T12:17:49.643

Modified: 2026-11-05T15:01:29.553

Link: CVE-2026-121489

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-05T13:30:11Z

Weaknesses