---
title: Patch Tuesday - March 2026
description: RedLegg's March 2026 Patch Tuesday notice highlights threats to Microsoft Office. Immediate action is required to secure your systems
---

[Cybersecurity Blog | RedLegg ](https://www.redlegg.com/blog)

# [Patch Tuesday - March 2026](https://www.redlegg.com/blog/patch-tuesday-march-2026)

 Written by [RedLegg Blog](https://www.redlegg.com/blog/author/redlegg-blog) | 3/12/26 5:51 PM

**Important note: These are not the only vulnerabilities that were recently released; however, these are the vulnerabilities RedLegg has identified as critical and require immediate attention.*

# CRITICAL VULNERABILITIES

 

| **Microsoft Office** | [CVE-2026-26110](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26110) | **Critical** |  Microsoft Office Remote Code Execution  Vulnerability |
| --- | --- | --- | --- |
| **Microsoft Office** | [**CVE-2026-26113**](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26113) | **Critical** |  Microsoft Office Remote Code Execution Vulnerability  |
| ** Microsoft Office Excel ** | ** **[CVE-2026-26144](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26144) | **Critical** |  Microsoft Excel Information Disclosure Vulnerability  |

 

[View full post](https://www.redlegg.com/blog/patch-tuesday-march-2026)

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