Prototype Pollution in Elastic Kibana
CVE-2025-25015
Prototype pollution in Kibana leads to arbitrary code execution via a crafted file upload and specifically crafted HTTP requests. In Kibana versions >= 8.15.0 and < 8.17.1, this is exploitable by users with the Viewer role. In Kibana versi…
Vulnerability class: Prototype Pollution
EPSS: 0.010 (77.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Elastic Kibana — versions 8.15.0, 8.17.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-25015?
- CVE-2025-25015 is a critical-severity vulnerability in Elastic Kibana, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 9.9/10. Published 2025-03-05.
- How severe is CVE-2025-25015?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2025-25015 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.