CVE-2021-22135

Name: CVE-2021-22135
Creator: NVD / NIST
Published: 2021-05-13T18:15:08.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.16%

Last modified Jun 17, 2026

CVE-2021-22135 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Elasticsearch versions before 7.11.2 and 6.8.15 contain a document disclosure flaw was found in the Elasticsearch suggester and profile API when Document and Field Level Security are enabled. The suggester and profile API are normally disabled for an index when document level security is enabled on the index. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

Elasticsearch versions before 7.11.2 and 6.8.15 contain a document disclosure flaw was found in the Elasticsearch suggester and profile API when Document and Field Level Security are enabled. The suggester and profile API are normally disabled for an index when document level security is enabled on the index. Certain queries are able to enable the profiler and suggester which could lead to disclosing the existence of documents and fields the attacker should not be able to view.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

1.16%

63.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Elastic	Elasticsearch	< 6.8.15
Elastic	Elasticsearch	>= 7.11.0, < 7.11.2

References

https://discuss.elastic.co/t/elastic-stack-7-12-0-and-6-8-15-security-update/268125Vendor Advisory
https://security.netapp.com/advisory/ntap-20210625-0003/Third Party Advisory
https://discuss.elastic.co/t/elastic-stack-7-12-0-and-6-8-15-security-update/268125Vendor Advisory
https://security.netapp.com/advisory/ntap-20210625-0003/Third Party Advisory

Timeline

Published: May 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22135?

How severe is CVE-2021-22135?

CVE-2021-22135 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22135?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22135?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST