What is CVE-2021-22147?

CVE-2021-22147 is a medium-severity vulnerability in Elastic Elasticsearch, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 6.5/10. Published 2021-09-15.

How severe is CVE-2021-22147?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Elastic Elasticsearch

CVE-2021-22147

Elasticsearch before 7.14.0 did not apply document and field level security to searchable snapshots. This could lead to an authenticated user gaining access to information that they are unauthorized to view.

Published 2021-09-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Elastic Elasticsearch — versions versions 7.11.0 to 7.13.4

Weakness classification (CWE)

References

www.elastic.co/community/security/ (Vendor Advisory)
discuss.elastic.co/t/elastic-stack-7-14-0-security-update/280344 (Vendor Advisory)
security.netapp.com/advisory/ntap-20211008-0002/ (Third Party Advisory)

Frequently asked questions

What is CVE-2021-22147?: CVE-2021-22147 is a medium-severity vulnerability in Elastic Elasticsearch, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 6.5/10. Published 2021-09-15.
How severe is CVE-2021-22147?: Medium severity. CVSS v3 base score is 6.5 out of 10.