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CVE-2025-55248

.NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability

Published: Oct 14, 2025Updated: Oct 23, 2025 Sources: CVE List NVD GHSA BDUCWE-326
NVD MITRE
4.8CVSSMEDIUM
EPSS Score
0.7%
Top 52.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Microsoft Security Advisory CVE-2025-55248: .NET Information Disclosure Vulnerability

CVSS Vector Breakdown

AV:NAC:HPR:LUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-326

Affected Products

Microsoft.NetCore.App.Runtime.linux-armNuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-arm64NuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-armNuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-arm64NuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-x64NuGetOSS Libraries
nugetpackage-ecosystemOSS Libraries
and 39 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://github.com/dotnet/runtime/security/advisories/GHSA-gwq6-fmvp-qp68
github.com
https://github.com/dotnet/announcements/issues/372
github.com
https://github.com/dotnet/runtime/issues/120713
github.com
and 5 more references View all →

Timeline

Published
Oct 14, 2025
Last Updated
Oct 23, 2025

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