{"id":"EM-20261110-HPE6","url":"https://cyber.eventmonitor.net/incident/EM-20261110-HPE6/dotnet8-0-vulnerability-cve-2026-109475/","type":"cve","title":"dotnet8.0 Vulnerability (CVE-2026-109475)","subtitle":"CVE-2026-109475","subject":"CVE-2026-109475","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-10T23:22:54.000Z","firstSignal":"2026-11-10T17:00:00.000Z","lastSignal":"2026-11-10T23:22:54.000Z","updated":"2026-11-11T00:41:04.905Z","revision":2,"life":[{"status":"Born","at":"2026-11-10T23:22:54.000Z","why":"second independent source: C26 GitHub Advisory Database"},{"status":"Developing","at":"2026-11-10T23:22:54.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-10T17:00:00.000Z","what":"Source joined: C41 Red Hat Security Data"},{"at":"2026-11-10T19:18:16.770Z","what":"First signal: C6 NVD CVE API 2.0"},{"at":"2026-11-10T23:22:54.000Z","what":"Born: second source, C26 GitHub Advisory Database. Page EM-20261110-HPE6 created."},{"at":"2026-11-11T00:41:04.905Z","what":"Title changed (was \"Microsoft Security Advisory Vulnerability (CVE-2026-109475)\")"}],"stages":[{"name":"Disclosed","at":"2026-11-10T19:18:16.770Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-10T19:18:16.770Z","detail":"CVSS 7.5"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-10T17:00:00.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-10T17:00:00.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-109475 (important)","text":"dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: .NET Denial of Service Vulnerability","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-109475.json"},{"at":"2026-11-10T19:18:16.770Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-109475 (CVSS 7.5)","text":"Stack-based buffer overflow in .NET allows an unauthorized attacker to deny service over a network.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109475"},{"at":"2026-11-10T23:22:54.000Z","source":"C26","sourceName":"GitHub Advisory Database","role":"Database","severity":2,"title":"GHSA-3g4v-f5gv-c7xf / CVE-2026-109475: Microsoft Security Advisory CVE-2026-109475 - .NET Denial of Service Vulnerability","text":"nuget:Microsoft.NETCore.App.Runtime.linux-arm, nuget:Microsoft.NETCore.App.Runtime.linux-arm64, nuget:Microsoft.NETCore.App.Runtime.linux-musl-arm, nuget:Microsoft.NETCore.App.Runtime.linux-musl-arm64, nuget:Microsoft.NETCore.App.Runtime.linux-musl-x64, nuget:Microsoft.NETCore.App.Runtime.linux-x64, nuget:Microsoft.NETCore.App.Runtime.osx-arm64, nuget:Microsoft.NETCore.App.Runtime.osx-x64, nuget:Microsoft.NETCore.App.Runtime.linux-arm, nuget:Microsoft.NETCore.App.Runtime.linux-arm64, nuget:Microsoft.NETCore.App.Runtime.linux-musl-arm, nuget:Microsoft.NETCore.App.Runtime.linux-musl-arm64…","url":"https://github.com/advisories/GHSA-3g4v-f5gv-c7xf"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-10T19:18:16.770","score":7.5,"severity":"HIGH","desc":"Stack-based buffer overflow in .NET allows an unauthorized attacker to deny service over a network.","product":"","seen":1794357664905},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}