cve 2026 48580

  1. CVE-2026-48580: Update Excel to Fix Memory Disclosure

    Microsoft has patched CVE-2026-48580, an Important-rated information disclosure vulnerability in Excel that can expose sensitive memory when a user interacts with malicious content. The flaw affects Microsoft 365 Apps, Excel 2016, Office 2019, Office LTSC 2021 and 2024, Office for Mac, and...
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    • cve 2026 48580 microsoft excel office security patch tuesday
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    • Forum: Security Alerts