PT-2026-22164 · Elastic · Kibana

Ismisepaul + 1 · Published 2026-02-26 · Updated 2026-03-03 · CVE-2026-26935

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 Kibana's internal Content Connectors search endpoint related to improper input validation. This can lead to a denial of service through manipulation of input data. The affected endpoint is /internal/content connectors/search.

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

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BIT-ELK-2026-26935

BIT-KIBANA-2026-26935

CVE-2026-26935

Affected Products

Kibana

References · 7

• https://osv.dev/vulnerability/CVE-2026-26935 · Vendor Advisory
• https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-13/385249 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-elk-2026-26935 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26935 · Security Note
• https://osv.dev/vulnerability/BIT-kibana-2026-26935 · Vendor Advisory
• https://t.me/cveNotify/153769 · Telegram Post
• https://twitter.com/CVEnew/status/2027099246944747930 · Twitter Post