High [CVE-2021-43944] This issue exists to document that a security improvement in the way that Jira Server and Data Center use templates has been…
This high-severity Atlassian advisory covers CVE-2021-43944 affecting Jira.
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Summary
This issue exists to document that a security improvement in the way that Jira Server and Data Center use templates has been implemented.
Affected versions of Atlassian Jira Server and Data Center allowed remote attackers with system administrator permissions to execute arbitrary code via Template Injection leading to Remote Code Execution (RCE) in the Email Templates feature. The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.
- 8.14.0
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- 8.20.3
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation
Upgrade to a fixed release: 8.20.3. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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