Atlassian patches critical file-read flaw CVE-2026-21589
CVE-2026-21589 lets unauthenticated attackers read files from eight Atlassian Data Center products. CVSS 9.3. Patch now; cloud instances are not affected.
CVE-2026-21589 lets unauthenticated attackers read files from eight Atlassian Data Center products. CVSS 9.3. Patch now; cloud instances are not affected.