High7.2Atlassian

High [CVE-2021-26070] Affected versions of Atlassian Jira Server and Data Center

This high-severity Atlassian advisory covers CVE-2021-26070 affecting Jira.

CVE-2021-26070 Published Mar 22, 2021Updated by vendor Jun 17, 2026

CVE-2021-26070

Affected products & platforms

AtlassianJira

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Summary

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to evade behind-the-firewall protection of app-linked resources via a Broken Authentication vulnerability in the `makeRequest` gadget resource. The affected versions are before version 8.13.3, and from version 8.14.0 before 8.14.1.

Affected versions

8.14.0

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

8.14.1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation

Upgrade to a fixed release: 8.14.1. 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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