Atlassian has announced a critical vulnerability related to arbitrary file access that affects Jira Software Data Center and Confluence Data Center. This vulnerability, tracked as CVE-2026-21589, has a CVSS score of 9.3 and allows unauthenticated attackers to access specific files within the web root directories of the affected applications without needing valid credentials or accounts. […] The post Atlassian CVE-2026-21589 Flaw Exposes Files in Jira and Confluence Data Center appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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