Medium [CVE-2021-43945] Affected versions of Atlassian Jira Server and Data Center
This medium-severity Atlassian advisory covers CVE-2021-43945 affecting Jira.
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Summary
Affected versions of Atlassian Jira Server and Data Center allow remote attackers with Roadmaps Administrator permissions to inject arbitrary HTML or JavaScript via a Stored Cross-Site Scripting (SXSS) vulnerability in the /rest/jpo/1.0/hierarchyConfiguration endpoint. The affected versions are before version 8.20.3.
- 8.20.3
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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