Windows apps · Application version · December 16, 2021

PowerShell Preview 7.3.0.1

PowerShell Preview 7.3.0.1, released December 16, 2021, fixes 14 CVEs in PowerShell Preview. None of them is reported as exploited. Patch Radar priority: Urgent. The latest PowerShell Preview is 7.6.0.101, which also fixes every one of these CVEs.

Urgent1 publicly disclosed

Superseded. The latest PowerShell Preview is 7.6.0.101, which also fixes every CVE on this page. Install that instead.

CVEs closed

5 rated Critical

Exploited

None reported

Highest CVSS

9.3

Base score, 0 to 10

Highest EPSS

0.0570

93rd percentile

Priority of the 14 CVEs

Patch now 0
                                Urgent 6
                                High 6
                                Routine 2

Applies to

Product	Version
PowerShell Preview	7.3.0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2020-8927	Brotli Library Buffer Overflow Vulnerability	7.5	0.0322	More likely
Urgent	CVE-2023-36792	Visual Studio Remote Code Execution Vulnerability	7.8	0.0123	Exploitation Less Likely
Urgent	CVE-2023-36793	Visual Studio Remote Code Execution Vulnerability	7.8	0.0123	Exploitation Less Likely
Urgent	CVE-2023-36796	Visual Studio Remote Code Execution Vulnerability	7.8	0.0123	Exploitation Less Likely
Urgent	CVE-2023-24897	.NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability	7.8	0.0118	Exploitation Less Likely
Urgent	CVE-2023-21808	.NET and Visual Studio Remote Code Execution Vulnerability	8.4	0.0115	Exploitation Less Likely
High	CVE-2022-23267	.NET and Visual Studio Denial of Service Vulnerability	7.5	0.0570	Exploitation Less Likely
High	CVE-2022-34716	.NET Spoofing Vulnerability	9.3	0.0252	Exploitation Less Likely
High	CVE-2022-24512	.NET and Visual Studio Remote Code Execution Vulnerability	8.8	0.0161	DisclosedExploitation Less Likely
High	CVE-2023-36794	Visual Studio Remote Code Execution Vulnerability	7.8	0.0123	N/A
High	CVE-2023-33126	.NET and Visual Studio Remote Code Execution Vulnerability	7.3	0.0100	Exploitation Less Likely
High	CVE-2022-26788	PowerShell Elevation of Privilege Vulnerability	7.8	0.0065	Exploitation Less Likely
Routine	CVE-2023-36799	.NET Core and Visual Studio Denial of Service Vulnerability	6.5	0.0464	Exploitation Less Likely
Routine	CVE-2021-43896	Microsoft PowerShell Spoofing Vulnerability	5.5	0.0245	Exploitation Less Likely

Other PowerShell Preview versions with security fixes

PowerShell Preview 7.6.0.2
PowerShell Preview
PowerShell Preview 7.5.0.1
PowerShell Preview
PowerShell Preview 7.4.0.1
PowerShell Preview

For tools and AI agents

This page as data: JSON · Markdown

Link to this page

If this page saved you time, a link to it in your ticket, advisory or write-up helps others find it.

HTML

<a href="https://patchblox.com/security/fix/windows-app/microsoft.powershell.preview-7.3.0.1">PowerShell Preview 7.3.0.1 on Patchblox Patch Radar</a>

Reusing the data? How to credit Patch Radar.

Is it current everywhere?

Patchblox finds every install below the fixed version, including per-user copies, and updates them from a signed catalog package.

Get a demo

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.