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Servers and applications

CVE-2025-55247

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

Severity
High 7.3
Published
14 Oct 2025
Last changed
18 Oct 2026
Added to UpHeron
22 Oct 2026
Fixed in
8.0.21, 9.0.10
Sources
NVD

Affected software

SoftwareAffected versions
.NETServers and applications · cpe:a:microsoft:.net
  • From 8.0.0 before 8.0.21
  • From 9.0.0 before 9.0.10

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-55247
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-55247