Description
Improper link resolution before file access ('link following') in .NET allows an authorized attacker to elevate privileges locally.
Affected products
microsoft: .net; linux: linux kernel
References1
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55247 Vendor Advisory
Metrics
- CVSS 3.1
-
7.3
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 50 · as of 9 November 2026
- CWE
- CWE-59
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.