Elasticsearch Remote Code Execution Vulnerability

Added to KEV
2022-03-25
Federal due date
2022-04-15
Vendor
Elastic
Product
Elasticsearch
EPSS
99.4th percentile (score 0.853, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2014-3120

CISA short description

Elasticsearch enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.