Linux · Security advisory · September 17, 2026

RHSA-2026:88474: dotnet8.0 security update

RHSA-2026:88474, released September 17, 2026, fixes 26 CVEs in dotnet8.0 (version 8.0.132-1.el10_0). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent1 publicly disclosed
CVEs closed
26
2 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0125
69th percentile

Priority of the 26 CVEs

Patch now 0 Urgent 2 High 24 Routine 0

Fixed package versions

ProductReleaseFixed in
dotnet8.0RHEL 108.0.132-1.el10_0

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Urgent CVE-2026-92707 MessagePack-CSharp Denial of Service Vulnerability 9.4 0.0068 DisclosedExploitation Less Likely
Urgent CVE-2026-96222 Active Directory Federation Services (AD FS) Spoofing Vulnerability 9.4 0.0059 Exploitation Less Likely
High CVE-2026-58280 .NET Denial of Service Vulnerability 9.4 0.0125 Exploitation Less Likely
High CVE-2026-69651 .NET Denial of Service Vulnerability 9.4 0.0125 Exploitation Less Likely
High CVE-2026-70159 ASP.NET Core Denial of Service Vulnerability 9.4 0.0123 Exploitation Less Likely
High CVE-2026-70181 ASP.NET Core Denial of Service Vulnerability 9.4 0.0123 Exploitation Less Likely
High CVE-2026-96958 .NET Denial of Service Vulnerability 7.5 0.0120 Exploitation Less Likely
High CVE-2026-96960 .NET Denial of Service Vulnerability 7.5 0.0120 Exploitation Less Likely
High CVE-2026-96236 ASP.NET Core Denial of Service Vulnerability 9.4 0.0109 Exploitation Less Likely
High CVE-2026-96233 ASP.NET Core Denial of Service Vulnerability 9.4 0.0099 Exploitation Unlikely
High CVE-2026-84008 .NET Denial of Service Vulnerability 7.5 0.0099 Exploitation Less Likely
High CVE-2026-96959 .NET Denial of Service Vulnerability 7.5 0.0097 Exploitation Less Likely
High CVE-2026-70186 ASP.NET Core Denial of Service Vulnerability 9.4 0.0096 Exploitation Less Likely
High CVE-2026-96230 ASP.NET Core Remote Code Execution Vulnerability 9.4 0.0095 Exploitation Less Likely
High CVE-2026-70188 ASP.NET Core Security Feature Bypass Vulnerability 9.4 0.0094 Exploitation Less Likely
High CVE-2026-88092 ASP.NET Core Tampering Vulnerability 9.4 0.0093 Exploitation Less Likely
High CVE-2026-70196 ASP.NET Core Denial of Service Vulnerability 9.4 0.0091 Exploitation Less Likely
High CVE-2026-66822 .NET Information Disclosure Vulnerability 9.4 0.0079 Exploitation Less Likely
High CVE-2026-70175 ASP.NET Core Elevation of Privilege Vulnerability 9.4 0.0073 Exploitation Less Likely
High CVE-2026-96237 .NET Remote Code Execution Vulnerability 9.4 0.0064 Exploitation Less Likely
High CVE-2026-70179 ASP.NET Core Elevation of Privilege Vulnerability 9.4 0.0063 Exploitation Less Likely
High CVE-2026-70183 ASP.NET Core Elevation of Privilege Vulnerability 9.4 0.0053 Exploitation Less Likely
High CVE-2026-96225 .NET Elevation of Privilege Vulnerability 9.4 0.0041 Exploitation Less Likely
High CVE-2026-96231 .NET Elevation of Privilege Vulnerability 9.4 0.0041 Exploitation Less Likely
High CVE-2026-58649 .NET Information Disclosure Vulnerability 7.0 0.0036 Exploitation Less Likely
Showing 1 to 25 of 26 1Next