owa security

  1. CVE-2026-42897 KEV Alert: Mitigate Microsoft Exchange OWA XSS Now

    CISA added CVE-2026-42897, a Microsoft Exchange Server cross-site scripting vulnerability affecting Outlook Web Access on on-premises Exchange, to its Known Exploited Vulnerabilities Catalog on May 15, 2026, after evidence showed the flaw was being actively exploited in real-world attacks. The...
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    • cisa kev microsoft exchange owa security xss mitigation
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    • Forum: Security Alerts