CVE-2026-72677

High

Description

Relative Path Traversal (CWE-23) in Kibana can lead to the unauthorized deletion of Kibana resources via Relative Path Traversal (CAPEC-139). Kibana Fleet accepted a user-supplied identifier for a Fleet Server host configuration without rejecting relative traversal sequences. The identifier is stored as provided and is later incorporated into the request that Kibana issues when that configuration is removed.

SeverityHigh
CVSS7.3
Exploit probability—
ProductElastic Kibana
PublishedAug 13, 2026
First seenAug 13, 2026
Weakness typeCWE-23CWE-23

How to fix

Update
  • elastic kibana8.19.17, 9.3.6, 9.4.3 or later

Affected products

ProductAffected versionsFixed in
elastic kibana8.0.0 ≤ v < 8.19.17, 9.0.0 ≤ v < 9.3.6, 9.4.0 ≤ v < 9.4.38.19.17, 9.3.6, 9.4.3

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CVE-2026-72677 · Elastic Kibana · Dark Radar