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CVE-2026-26935

6.5 · MEDIUM
Published Feb 26, 2026 elastic CWE-20

Overview

CVE-2026-26935 is a medium-severity vulnerability affecting elastic kibana. It was published on February 26, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Improper Input Validation (CWE-20) in the internal Content Connectors search endpoint in Kibana can lead Denial of Service via Input Data Manipulation (CAPEC-153)

Remediation

Check the references section for vendor advisories and patches from elastic. Update kibana to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
elastic kibana >= 8.4.0, < 8.19.12 Affected

Frequently Asked Questions

What is CVE-2026-26935?

CVE-2026-26935 is a medium-severity vulnerability affecting elastic kibana. It was published on February 26, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-26935?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-26935?

Check the references section for vendor advisories and patches from elastic. Update kibana to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-26935?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-26935 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.