Windows apps · Application version · August 22, 2026

Microsoft ASP.NET Core Hosting Bundle 8.0 8.0.31

Microsoft ASP.NET Core Hosting Bundle 8.0 8.0.31, released August 22, 2026, fixes 4 CVEs in Microsoft ASP.NET Core Hosting Bundle 8.0. None of them is reported as exploited. Patch Radar priority: High. The latest Microsoft ASP.NET Core Hosting Bundle 8.0 is 8.0.34, which also fixes every one of these CVEs.

High

Superseded. The latest Microsoft ASP.NET Core Hosting Bundle 8.0 is 8.0.34, which also fixes every CVE on this page. Install that instead.

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.8

Base score, 0 to 10

Highest EPSS

0.0086

58th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 3
                                Routine 1

Applies to

Product	Version
Microsoft ASP.NET Core Hosting Bundle 8.0	8.0.31

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-69522	.NET and Visual Studio Remote Code Execution Vulnerability	8.8	0.0084	Exploitation Unlikely
High	CVE-2026-69439	.NET and Visual Studio Elevation of Privilege Vulnerability	8.8	0.0082	Exploitation Unlikely
High	CVE-2026-71328	.NET and Visual Studio Remote Code Execution Vulnerability	8.8	0.0082	Exploitation Unlikely
Routine	CVE-2026-69304	ASP.NET Core Denial of Service Vulnerability	5.9	0.0086	Exploitation Less Likely

Other Microsoft ASP.NET Core Hosting Bundle 8.0 versions with security fixes

Microsoft ASP.NET Core Hosting Bundle 8.0 8.0.32
Microsoft ASP.NET Core Hosting Bundle 8.0

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