Vulnerability in Elastic Elasticsearch

CVE-2021-22146

All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters. While in the default setting the anonymous user has no permissions and is unable to successfully query any Elasticsear…

EPSS: 0.278 (97.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-22146?
CVE-2021-22146 is a high-severity vulnerability in Elastic Elasticsearch. CVSS score: 7.5/10. Published 2021-07-21.
How severe is CVE-2021-22146?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-22146 known to be exploited?
12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.