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Cyber Security

Atlassian warns of critical file-access flaw in Jira, Confluence

Image: BleepingComputer

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  • BleepingComputer · October 6, 2026 17:34
    Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including Confluence, Jira, and Bitbucket. [...]