CVE-2021-43947

HIGH

Atlassian Jira Server/Data Center <8.13.15 & 8.14.0-8.20.3 RCE via Email Templates

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://jira.atlassian.com/browse/JRASERVER-73067

Scores

CVSS v3 7.2
EPSS 0.0152
EPSS Percentile 81.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

Status published
Products (4)
atlassian/data_center < 8.13.15
atlassian/jira < 8.13.15
atlassian/jira_data_center 8.14.0 - 8.20.3
atlassian/jira_server 8.14.0 - 8.20.3
Published Jan 06, 2022
Tracked Since Feb 18, 2026