CVE-2026-26935

HIGH EPSS 19.5%
Published Feb 26, 20264mo ago · Modified Mar 2, 20264mo ago
7.5 CVSS 3.1
High
Find Similar
Published Feb 26, 2026 4mo ago
Last Modified Mar 2, 2026 4mo ago

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)

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
19.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 3

VendorProductVersionRange
elastickibana*≥8.4.0  –  <8.19.12
elastickibana*≥9.0.0  –  <9.2.6
elastickibana9.3.0any

References 1

  • discuss.elastic.co https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-13/385249
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.