CVE-2025-55247

HIGH

.NET 8.0.0-8.0.20 - Authenticated Privilege Escalation via Improper Link Resolution

Title source: llm
STIX 2.1

Description

Improper link resolution before file access ('link following') in .NET allows an authorized attacker to elevate privileges locally.

References (1)

Core 1
Core References

Scores

CVSS v3 7.3
EPSS 0.0056
EPSS Percentile 42.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-59
Status published
Products (4)
microsoft/.net 8.0.0 - 8.0.21
nuget/Microsoft.Build 17.15.0-preview-25277-114 - 18.0.0-preview-25476-107NuGet
nuget/Microsoft.Build.Tasks.Core 17.15.0-preview-25277-114 - 18.0.0-preview-25476-107NuGet
nuget/Microsoft.Build.Utilities.Core 17.15.0-preview-25277-114 - 18.0.0-preview-25476-107NuGet
Published Oct 14, 2025
Tracked Since Feb 18, 2026