CVE-2021-43947

moderate-risk

Published 2022-01-06

Affected versions of Atlassian Jira Server and Data Center allow remote attackers with administrator privileges to execute arbitrary code via a Remote Code Execution (RCE) vulnerability in the Email Templates feature. This issue bypasses the fix of https://jira.atlassian.com/browse/JSDSERVER-8665. The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.

Do I need to act?

1.5% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.2/10 High

NETWORK / LOW complexity

Affected Products (4)

Data Center

Jira

Jira Data Center

Jira Server

Affected Vendors

Atlassian

References (2)

Issue Tracking https://jira.atlassian.com/browse/JRASERVER-73067

/ 100

moderate-risk

Severity 26/34 · High

Exploitability 4/34 · Minimal

Exposure 10/34 · Low