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.NET 8.0 runtime installed on Linux: vulnerabilities and security updates

Every CVE affecting .NET 8.0 runtime installed on Linux and the Microsoft update (KB) that fixes it, ranked by real-world risk. Actively exploited (CISA KEV) first, then EPSS exploit probability, on top of CVSS severity.

CVEs
34
Updates (KBs)
2
Actively exploited (KEV)
0
Critical Severity
3

CVEs affecting .NET 8.0 runtime installed on Linux

CVESeverityCVSSEPSSStatus
CVE-2026-70197High8.155%-
CVE-2026-105016Critical9.89.8%-
CVE-2026-70007High8.89.8%-
CVE-2026-70035High8.89.8%-
CVE-2026-70174High8.89.8%-
CVE-2026-83520High8.89.8%-
CVE-2026-85363High8.89.8%-
CVE-2026-96224High8.89.8%-
CVE-2026-58280High7.59.8%-
CVE-2026-69651High7.59.8%-
CVE-2026-96233High7.59.8%-
CVE-2026-88092Critical9.41.7%-
CVE-2026-69522High8.82.8%-
CVE-2026-70188Critical9.11.7%-
CVE-2026-87697High8.81.7%-
CVE-2026-96235High8.81.7%-
CVE-2026-69439High8.80.9%-
CVE-2026-71328High8.80.9%-
CVE-2026-70175High8.11.7%-
CVE-2026-96225High7.81.7%-
CVE-2026-96231High7.81.7%-
CVE-2026-70181High7.51.7%-
CVE-2026-70183High7.51.7%-
CVE-2026-70186High7.51.7%-
CVE-2026-96232High7.51.7%-
CVE-2026-96236High7.51.7%-
CVE-2026-96237High7.51.7%-
CVE-2026-96229Medium6.51.7%-
CVE-2026-96238Medium6.51.7%-
CVE-2026-58649Medium6.50.9%-
CVE-2026-66822Medium5.91.7%-
CVE-2026-70196Medium5.91.7%-
CVE-2026-69304Medium5.90.9%-
CVE-2026-96234Medium5.31.7%-

Updates (KBs) for .NET 8.0 runtime installed on Linux

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB51300342026-10-13Critical9.81.7%29-
KB51261042026-09-08High8.80.9%5-

Ranked across all products on the Microsoft patch tracker and the CVE and vulnerability management reference. Browse every product: product index.

Most searched on Senserva right now

KB5122876 install notes and severity KB5126052: the full CVE list KB5129238: the full CVE list KB5126651 download and what it fixes KB5122882: the full CVE list KB5129235: the full CVE list KB5126655: patch details KB5126657 install notes and severity KB5123099 install notes and severity KB5122871 install notes and severity
New to a term on this page? CVE, KB, KEV, CVSS, and EPSS are each explained once, on the Senserva security lexicon. Reference: Microsoft CVE and vulnerability management and the Microsoft patching guide.
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