September 8, 2020—KB4577049 (OS Build 10240.18696)

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Continuing to Listen: Good News about the Security Update Guide API!

Based on user feedback we have simplified programmatic access to the security update data by removing the authentication and API-Key requirements when using the CVRF API. You will no longer have to log in to obtain a personal API key to access the data. Were happy to make this valuable public...

Security Update Guide Supports CVEs Assigned by Industry Partners

Hi Folks, This month we are introducing a new data element for each CVE in the Security Update Guide, called Assigning CNA. First let me back up a bit and give some information about the CVE program. The purpose of a CVE is to uniquely identify a cybersecurity vulnerability. The CVE program was...

Security Update Guide Supports CVEs Assigned by Industry Partners

Hi Folks, This month we are introducing a new data element for each CVE in the Security Update Guide, called Assigning CNA. First let me back up a bit and give some information about the CVE program. The purpose of a CVE is to uniquely identify a cybersecurity vulnerability. The CVE program was...

Security Update Guide Supports CVEs Assigned by Industry Partners

Hi Folks, This month we are introducing a new data element for each CVE in the Security Update Guide, called Assigning CNA. First let me back up a bit and give some information about the CVE program. The purpose of a CVE is to uniquely identify a cybersecurity vulnerability. The CVE program was...

January 12, 2021—KB4598297 (Security-only update)

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December 8, 2020—KB4592495 (Security-only update)

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PYSEC-2020-18

The previous default setting for Airflow's Experimental API was to allow all API requests without authentication, but this poses security risks to users who miss this fact. From Airflow 1.10.11 the default has been changed to deny all requests by default and is documented at...

November 10, 2020—KB4586793 (OS Build 17763.1577) - EXPIRED

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November 10, 2020—KB4586823 (Security-only update)

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Vulnerability Descriptions in the New Version of the Security Update Guide

With the launch of the new version of the Security Update Guide, Microsoft is demonstrating its commitment to industry standards by describing the vulnerabilities with the Common Vulnerability Scoring System CVSS. This is a precise method that describes the vulnerability with attributes such as t...

Vulnerability Descriptions in the New Version of the Security Update Guide

With the launch of the new version of the Security Update Guide, Microsoft is demonstrating its commitment to industry standards by describing the vulnerabilities with the Common Vulnerability Scoring System CVSS. This is a precise method that describes the vulnerability with attributes such as t...

SRC-2021-0018 : Microsoft SharePoint Server OAuth Authorization Code Leak Elevation of Privilege Vulnerability

Vulnerability Details: This vulnerability allows remote attackers to elevate privileges. User interaction is required required to exploit this vulnerability. The specific flaw exists in the oauthauthorize page. The issue results from a missing X-Frame-Options header when performing an authorizati...

October 13, 2020—KB4580382 (Monthly Rollup)

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Microsoft Overhauls ‘Patch Tuesday’ Security Update Guide

Microsoft has updated its Security Update Guide, which is used by tens of millions of cybersecurity professionals the second Tuesday of every month, also known as Patch Tuesday. The update, according to Microsoft, is meant to deliver a more intuitive user experience. For its latest update,...

August 11, 2020—KB4571702 (Security-only update)

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July 14, 2020—KB4565529 (Security-only update)

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July 14, 2020—KB4565541 (Monthly Rollup)

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June 9, 2020—KB4561670 (Monthly Rollup)

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March 2020 security updates are available

We have released the March security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found in the Security Update Guide. The post March 2020...