Elastic Kibana up to 7.17.29/8.19.15/9.3.4 Tag Management Interface path traversal

Summaryinfo

A vulnerability was found in Elastic Kibana up to 7.17.29/8.19.15/9.3.4 and classified as problematic. Affected is an unknown function of the component Tag Management Interface. Such manipulation leads to path traversal. This vulnerability is traded as CVE-2026-78592. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Elastic Kibana up to 7.17.29/8.19.15/9.3.4 and classified as problematic. Affected by this issue is an unknown code of the component Tag Management Interface. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity, and availability. CVE summarizes:

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) in Kibana can lead to the unauthorized deletion of privileged resources via Path Traversal (CAPEC-126). A low-privileged user holding tag creation privileges could cause a subsequent administrative action in the tag management interface to act on an unintended target, resulting in the deletion of privileged resources including administrative accounts and other organizational assets. Exploitation requires an administrator to interact with the affected interface.

The advisory is available at discuss.elastic.co. This vulnerability is handled as CVE-2026-78592 since 08/24/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 8.19.16, 9.3.5 or 9.4.2 eliminates this vulnerability.

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Productinfo

Vendor

• Elastic

Name

• Kibana

Version

• 7.17.0
• 7.17.1
• 7.17.2
• 7.17.3
• 7.17.4
• 7.17.5
• 7.17.6
• 7.17.7
• 7.17.8
• 7.17.9
• 7.17.10
• 7.17.11
• 7.17.12
• 7.17.13
• 7.17.14
• 7.17.15
• 7.17.16
• 7.17.17
• 7.17.18
• 7.17.19
• 7.17.20
• 7.17.21
• 7.17.22
• 7.17.23
• 7.17.24
• 7.17.25
• 7.17.26
• 7.17.27
• 7.17.28
• 7.17.29
• 8.19.0
• 8.19.1
• 8.19.2
• 8.19.3
• 8.19.4
• 8.19.5
• 8.19.6
• 8.19.7
• 8.19.8
• 8.19.9
• 8.19.10
• 8.19.11
• 8.19.12
• 8.19.13
• 8.19.14
• 8.19.15
• 9.3.0
• 9.3.1
• 9.3.2
• 9.3.3
• 9.3.4

License

• open-source

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CPE 2.2info

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