CVE-2026-20950

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20946

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20949

Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally...

CVE-2026-20950

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20957

Integer underflow wrap or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20957

CVE-2026-20957 is a Microsoft Excel/Office vulnerability caused by an integer underflow in Excel that could allow an attacker to execute code locally. The issue affects Microsoft Excel components across Office products (including Excel on Office Online Server and Excel 2016) and is documented as ...

CVE-2026-20957 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20957 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20950

CVE-2026-20950 is a Microsoft Excel remote code execution vulnerability reported as a use-after-free in Excel affecting Office/Excel components. Exploitation would allow an attacker to execute code locally on a vulnerable system. Multiple connected sources confirm Excel is affected and that updat...

CVE-2026-20949 Microsoft Excel Security Feature Bypass Vulnerability

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CVE-2026-20949

Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally...

CVE-2026-20950

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20950 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20950 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20949 Microsoft Excel Security Feature Bypass Vulnerability

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CVE-2026-20949

CVE-2026-20949 is a Microsoft Excel/Office security feature bypass vulnerability described as an improper access control issue that could allow a local attacker to bypass a security feature. Multiple sources (NVD, MSRC, CNVD, EUVD) consistently identify Excel as affected and classify the impact a...

CVE-2026-20956 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20956 Microsoft Excel Remote Code Execution Vulnerability

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CVE-2026-20956

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-20956

CVE-2026-20956 is a Microsoft Excel remote code execution vulnerability caused by an untrusted pointer dereference in Excel. Affected: Microsoft Excel/Office components, with user interaction required for exploitation on a local fault. Public advisories and multiple CVE lists corroborate Excel as...