AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-22144

MEDIUM · CVSS 6.5 EPSS 2.18%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It may lead to a denial-of-service condition.

CVE
CVE-2021-22144
Severity
MEDIUM
CVSS
6.5
EPSS
2.18%

Original NVD Description

In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node.

Related CVEs

Other vulnerabilities affecting the same vendor(s)