CVE-2021-22142

Name: CVE-2021-22142
Creator: NVD / NIST
Published: 2023-11-22T01:15:07.21+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2021-22142 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Kibana contains an embedded version of the Chromium browser that the Reporting feature uses to generate the downloadable reports. If a user with permissions to generate reports is able to render arbitrary HTML with this browser, they may be able to leverage known Chromium vulnerabilities to conduct further attacks. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

Kibana contains an embedded version of the Chromium browser that the Reporting feature uses to generate the downloadable reports. If a user with permissions to generate reports is able to render arbitrary HTML with this browser, they may be able to leverage known Chromium vulnerabilities to conduct further attacks. Kibana contains a number of protections to prevent this browser from rendering arbitrary content.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.01%

58.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1104

Affected Software

Vendor	Product	Versions
Elastic	Kibana	>= 7.0.0, < 7.13.0

References

https://discuss.elastic.co/t/elastic-stack-7-13-0-and-6-8-16-security-update/273964/1Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory
https://discuss.elastic.co/t/elastic-stack-7-13-0-and-6-8-16-security-update/273964/1Vendor Advisory
https://www.elastic.co/community/securityVendor Advisory

Timeline

Published: Nov 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22142?

How severe is CVE-2021-22142?

CVE-2021-22142 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22142?

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-2021-22142?

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

Scan your code now

Source: NVD / NIST