U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Atlassian flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added an Atlassian flaw, tracked as CVE-2026-21589 (CVSS score of 9.3), to its Known Exploited Vulnerabilities (KEV) catalog. In early October, threat... Weiterlesen: U.S. CISA adds Atlassian flaw to its Known Exploited Vulnerabilities …
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U.S. CISA adds Atlassian flaw to its Known Exploited Vulnerabilities catalog
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Atlassian flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and…
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BSI-Warnung (Deutschland)CVE-2026-21589
Atlassian Produkte (Bamboo, Bitbucket, Confluence, Crucible, Fisheye und Jira): Schwachstelle ermöglicht Offenlegung von Informationen hoch05.10.2026CISA-SSVC-Triage (vulnrichment)CVE-2026-21589
Exploitation: active (Aktiv ausgenutzt)Automatable: no (Nicht automatisierbar)Technical Impact: total (Vollständig)
Quelle: CISA-ADP vulnrichment · Stand 2026-10-16T03:56:41.309201Z · CISA Coordinator
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Hersteller-Sicherheitsmeldungen & Patch-Status
Handlungsempfehlung für Administratoren
Wird aktiv im Feld ausgenutzt! Kein verifiziertes Hersteller-Update gemeldet. Sofortige Quarantäne oder WAF-Virtual-Patching zwingend.
Referenzen aus der Primärquelle („Verifiziert" nur bei Hersteller-Domäne):
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Web Referencejira.atlassian.com
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Web Referencejira.atlassian.com
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Web Referencejira.atlassian.com
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Web Referencejira.atlassian.com
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Web Referencejira.atlassian.com
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