CVE-2021-22142

Q: How do I fix CVE-2021-22142?

Upgrade kibana to 7.13.0 or later.

Q: Is CVE-2021-22142 being actively exploited?

Not that we know of. CVE-2021-22142 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 60% of all scored CVEs.

Q: How severe is CVE-2021-22142?

CVE-2021-22142 has a CVSS v3 base score of 6.6, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2021-22142 affect?

Published advisories record a fix for kibana (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

6.6

CVSS v3

NVD

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.

CWE-1104

How to fix

Remediation Available

kibanaNVD

Affected:>= 7.0.0, < 7.13.0Fixed in:7.13.0CVE-2021-22142derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.01%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory2

Related Vulnerabilities

Other CWE-1104 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-7102	Critical	9.8	44%	-	-
CVE-2024-35252	High	7.5	2.5%	-	Fix
CVE-2025-34192	Critical	9.8	0.9%	-	Fix
CVE-2022-46871	High	8.8	0.9%	-	Fix
CVE-2026-16634	Critical	9.8	0.8%	-	-
CVE-2025-34193	Critical	9.8	0.7%	-	-

Common questions

How do I fix CVE-2021-22142?

Upgrade kibana to 7.13.0 or later.

Is CVE-2021-22142 being actively exploited?

Not that we know of. CVE-2021-22142 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 60% of all scored CVEs.

How severe is CVE-2021-22142?

CVE-2021-22142 has a CVSS v3 base score of 6.6, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2021-22142 affect?

Published advisories record a fix for kibana (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2021-22142

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.