CVE-2026-78591

published 2026-09-02

CVE-2026-78591: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) in the Kibana Fleet feature can lead to the unauthorized deletion of…

Priority P3 38 medium 6.3 CVSS 3.1

AV N AC L PR L UI R S U C N I H A L

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) in the Kibana Fleet feature can lead to the unauthorized deletion of resources via Path Traversal (CAPEC-126). A low-privileged user could cause a subsequent action taken by a higher-privileged user in the Fleet administration interface to act on an unintended target, resulting in the deletion of resources including accounts with elevated privileges.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
elastic	kibana	>= 8.0.0 < 8.19.17	8.19.17
elastic	kibana	8.0.0 – 8.19.16	—
elastic	kibana	>= 9.0.0 < 9.3.6	9.3.6
elastic	kibana	9.0.0 – 9.3.5	—
elastic	kibana	>= 9.4.0 < 9.4.3	9.4.3
elastic	kibana	9.4.0 – 9.4.2	—

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CWE-22