What is CVE-2025-25016?

CVE-2025-25016 is a medium-severity vulnerability in Elastic Kibana, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2025-05-01.

How severe is CVE-2025-25016?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Arbitrary file upload in Elastic Kibana

CVE-2025-25016

Unrestricted file upload in Kibana allows an authenticated attacker to compromise software integrity by uploading a crafted malicious file due to insufficient server-side validation.

Vulnerability class: Unrestricted File Upload

Published 2025-05-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Elastic Kibana — versions 7.17.0, 8.0.0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

discuss.elastic.co/t/kibana-7-17-19-and-8-13-0-security-update-esa-2024-47/3777… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-25016?: CVE-2025-25016 is a medium-severity vulnerability in Elastic Kibana, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2025-05-01.
How severe is CVE-2025-25016?: Medium severity. CVSS v3 base score is 4.3 out of 10.