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The Security Standard

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CVE record · 3 sources

CVE-2026-100210

CVSS 8.8

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

Vendor
Microsoft
Product
office
CVSS
8.8
EPSS
0.009 (p61)
Exposure class
Collaboration, Endpoint security

Coverage

3

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

  1. Advisory MSRC

    CVE-2026-100210 Microsoft Office Excel Remote Code Execution Vulnerability

    Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers…

    Fix available CVE-2026-100210 Microsoft
  2. CVE NVD

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  3. Talos research Talos

    Microsoft Patch Tuesday for October 2026 — Snort rules and prominent vulnerabilities

    Microsoft has released its monthly security update for October 2026, which includes 1415 vulnerabilities affecting a range of products, including 85 that Microsoft marked as "critical."

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