Is CVE-2021-39114 in the CISA KEV catalog?

No. CVE-2021-39114 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-39114?

CVE-2021-39114 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-39114?

CVE-2021-39114 has an EPSS score of 1.66% (74th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-39114?

Upgrade confluence data center to 7.12.5 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-39114

HIGHEPSS 74th pctl

8.8

CVSS v3

NVD

Description

Affected versions of Atlassian Confluence Server and Data Center allow users with a valid account on a Confluence Data Center instance to execute arbitrary Java code or run arbitrary system commands by injecting an OGNL payload. The affected versions are before version 6.13.23, from version 6.14.0 before 7.4.11, from version 7.5.0 before 7.11.6, and from version 7.12.0 before 7.12.5.

CWE-94Code Injection

How to fix

Remediation Available

confluence data centerNVD

Affected:>= 7.12.0, < 7.12.5Fixed in:7.12.5CVE-2021-39114derived from NVD

confluence serverNVD

Affected:>= 7.12.0, < 7.12.5Fixed in:7.12.5CVE-2021-39114derived from NVD

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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.66%probability of exploitation in 30 days

74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Third-Party Advisory1

jira.atlassian.com

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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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.