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.NET — security advisories

vendor: Microsoft26 advisories1 exploited4 sourceslatest 2026-08-18⚡ RSS feed

Every advisory CSIRTS.com has correlated to .NET, newest first — across national CERTs, vendor PSIRTs and vulnerability databases.

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USN-8641-1: .NET vulnerabilities

unknownCVE-2026-62899 CVE-2026-62900 CVE-2026-62901 CVE-2026-62909ubuntu2026-08-18

Multiple vulnerabilities in Microsoft .Net (August 12, 2026)

unknownCVE-2026-65810 CVE-2026-62897 CVE-2026-70354 CVE-2026-58641cert-fr-avis2026-08-12

CVE-2026-62886: .NET Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-62886msrc2026-08-11

CVE-2026-62871: .NET Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-62871msrc2026-08-11

CVE-2026-62899: .NET Security Feature Bypass Vulnerability

mediumCVSS 5.9CVE-2026-62899msrc2026-08-11

CVE-2026-62900: .NET Information Disclosure Vulnerability

mediumCVSS 5.9CVE-2026-62900msrc2026-08-11

CVE-2026-62901: .NET Denial of Service Vulnerability

highCVSS 7.5CVE-2026-62901msrc2026-08-11

CVE-2026-62902: .NET Information Disclosure Vulnerability

mediumCVSS 6.5CVE-2026-62902msrc2026-08-11

CVE-2026-58641: .NET Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-58641msrc2026-08-11

CVE-2026-62909: .NET Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-62909msrc2026-08-11

Microsoft security advisory – July 2026 monthly rollup (AV26-698) – Update 3

criticalexploitedCVE-2026-56164 CVE-2026-56155 CVE-2026-58644 CVE-2026-50522cccs2026-07-23

USN-8553-1: .NET vulnerabilities

unknownCVE-2026-47300 CVE-2026-47302 CVE-2026-47303 CVE-2026-47304ubuntu2026-07-15

Multiple vulnerabilities in Microsoft .Net (July 15, 2026)

unknownCVE-2026-50524 CVE-2026-50526 CVE-2026-47303 CVE-2026-50650cert-fr-avis2026-07-15

CVE-2026-50528: .NET Security Feature Bypass Vulnerability

highCVSS 8.2CVE-2026-50528msrc2026-07-14

CVE-2026-47304: .NET Security Feature Bypass Vulnerability

highCVSS 8.1CVE-2026-47304msrc2026-07-14

CVE-2026-47302: .NET Denial of Service Vulnerability

highCVSS 7.5CVE-2026-47302msrc2026-07-14

CVE-2026-50526: .NET Tampering Vulnerability

highCVSS 7CVE-2026-50526msrc2026-07-14

CVE-2026-50525: .NET Denial of Service Vulnerability

highCVSS 7.5CVE-2026-50525msrc2026-07-14

CVE-2026-50649: .NET Remote Code Execution Vulnerability

highCVSS 7.8CVE-2026-50649msrc2026-07-14

CVE-2026-50651: .NET Denial of Service Vulnerability

highCVSS 7.5CVE-2026-50651msrc2026-07-14

CVE-2026-50659: .NET Spoofing Vulnerability

mediumCVSS 6.5CVE-2026-50659msrc2026-07-14

CVE-2026-63829: net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink

highCVSS 8.2CVE-2026-63829msrc2026-07-14

CVE-2026-52974: net: tls: fix strparser anchor skb leak on offload RX setup failure

mediumCVSS 5.5CVE-2026-52974msrc2026-06-09

CVE-2026-45491: .NET Tampering Vulnerability

mediumCVSS 6.2CVE-2026-45491msrc2026-06-09

CVE-2026-46323: net: gro: don't merge zcopy skbs

mediumCVSS 6.6CVE-2026-46323msrc2026-06-09

CVE-2026-46287: net: txgbe: fix RTNL assertion warning when remove module

mediumCVSS 5.5CVE-2026-46287msrc2026-06-09