Vulnerability DatabaseCVE-2025-55248
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CVE-2025-55248
October 14, 2025
Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
Affected Packages
microsoft.netcore.app.runtime.linux-musl-x64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.osx-x64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-arm (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.win-x86 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.linux-x64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-musl-arm64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-musl-arm64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.linux-arm64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-musl-x64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.osx-x64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.win-x64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.win-arm64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-arm64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.linux-arm (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.win-x86 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-x64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.win-x64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.osx-arm64 (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.linux-musl-arm (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.osx-arm64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
microsoft.netcore.app.runtime.linux-musl-arm (NUGET):
Affected version(s) >=9.0.0 <9.0.10
Fix Suggestion:
Update to version 9.0.10
microsoft.netcore.app.runtime.win-arm64 (NUGET):
Affected version(s) >=8.0.0 <8.0.21
Fix Suggestion:
Update to version 8.0.21
Related Resources (5)
https://github.com/dotnet/runtime
https://github.com/dotnet/runtime/issues/120713
https://github.com/dotnet/runtime/security/advisories/GHSA-gwq6-fmvp-qp68
https://github.com/dotnet/announcements/issues/372
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248
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CVSS v4
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.8
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Exploit Maturity
UNPROVEN
Weakness Type (CWE)
Inadequate Encryption Strength
CWE-326
EPSS
Base Score:
0.03