cve 2026 20953

  1. Understanding CVE-2026-20953: Remote Delivery and Local Execution in Office Documents

    Microsoft’s advisory for CVE-2026-20953 is labeled a Remote Code Execution (RCE) vulnerability while the published CVSS base vector reports the Attack Vector as AV:L (Local) — a phrasing mismatch that has caused confusion among administrators, security teams, and risk managers. The apparent...
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    • cve 2026 20953 cvss av l office document security remote code execution
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