CVE-2026-26935
Improper Input Validation in Kibana Leading to Denial of Service
7.5
HIGH
CVSS 3.1
EPSS 0.28%
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)
How to fix CVE-2026-26935
To remediate CVE-2026-26935, upgrade the affected package to a fixed version below.
- Bitnami/elk—upgrade to 8.19.12 or later
- —upgrade to 8.19.12 or later
Is CVE-2026-26935 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 8.4.0, < 8.19.12, >= 9.0.0, < 9.2.6, >= 9.3.0, < 9.3.1
- >= 8.4.0, < 8.19.12, >= 9.0.0, < 9.2.6, >= 9.3.0, < 9.3.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |