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cve 2026 55122

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    CVE-2026-55122: Patch Excel Memory Disclosure in July Updates

    Microsoft has patched CVE-2026-55122, a high-severity information-disclosure vulnerability in Microsoft Excel that could expose sensitive process memory when a user interacts with a malicious file. The flaw affects Microsoft 365 Apps for Enterprise, Excel 2016, Office 2019, Office LTSC 2021 and...
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    • cve 2026 55122 microsoft excel office security patch management
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    • Forum: Security Alerts
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