PT-2026-22171 · Elastic · Kibana

Ismisepaul + 1 · Published 2026-02-26 · Updated 2026-03-04 · CVE-2026-26937

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Kibana (affected versions not specified)

Description An issue exists in the Timelion component that allows for Denial of Service through manipulation of input data, resulting in uncontrolled resource consumption. This can lead to a disruption of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BIT-ELK-2026-26937

BIT-KIBANA-2026-26937

CVE-2026-26937

Affected Products

Kibana

References · 9

• https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-15/385251 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-26937 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-elk-2026-26937 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-kibana-2026-26937 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26937 · Security Note
• https://t.me/CVEtracker/45865 · Telegram Post
• https://twitter.com/pulsepatchio/status/2029208121696993773 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2027157295444988240 · Twitter Post
• https://twitter.com/CVEnew/status/2027099241714532798 · Twitter Post