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Microsoft Security Advisory CVE-2026-114150 - ASP.NET Core Information Disclosure Vulnerability

🗓️ 11 Nov 2026 00:20:47Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 4 Views

Information disclosure in ASP.NET Core via reused ResponseBufferingStream tail memory.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl		CVE-2026-114150
10 Nov 202612:38
–circl
cve
CVE		CVE-2026-114150
10 Nov 202618:19
–cve
cvelist
Cvelist		CVE-2026-114150 ASP.NET Core Information Disclosure Vulnerability
10 Nov 202618:19
–cvelist
euvd
EUVD		EUVD-2026-121974
11 Nov 202600:20
–euvd
mscve
Microsoft CVE		ASP.NET Core Information Disclosure Vulnerability
10 Nov 202616:00
–mscve
ncsc
NCSC		Vulnerabilities fixed in Microsoft Developer Tools
10 Nov 202619:38
–ncsc
nvd
NVD		CVE-2026-114150
10 Nov 202619:19
–nvd
osv_ghsa
osv_ghsa		GHSA-6VJV-7WM8-P67R Microsoft Security Advisory CVE-2026-114150 - ASP.NET Core Information Disclosure Vulnerability
11 Nov 202600:20
–osv_ghsa
ptsecurity
Positive Technologies		PT-2026-143633
10 Nov 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)		CVE-2026-114150: Microsoft: Use of uninitialized resource in ASP.NET Core allows an unauthorized attacker to disclose information over a network.
10 Nov 202600:00
–rapid7
Rows per page
Vulners
Node
OR
microsoftaspnetcore.app.runtime.win-x86Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.win-x64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.win-arm64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.osx-x64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.osx-arm64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-x64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-musl-x64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-musl-arm64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-musl-armRange11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-arm64Range11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget
microsoftaspnetcore.app.runtime.linux-armRange11.0.0-preview.2.26159.112–11.0.0-rc.3.26522.148nuget

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11 Nov 2026 00:20Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.9
CWE-908
ASP.NET CoreResponseBufferingStreaminformation disclosureHTTP loggingpooled tail memory
4