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Description

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

PUBLISHED Reserved 2025-08-11 | Published 2025-10-14 | Updated 2025-11-22 | Assigner microsoft




HIGH: 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-59: Improper Link Resolution Before File Access ('Link Following')

Product status

8.0.0 (custom) before 8.0.21
affected

9.0.0 (custom) before 9.0.10
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55247 (.NET Elevation of Privilege Vulnerability) vendor-advisory

cve.org (CVE-2025-55247)

nvd.nist.gov (CVE-2025-55247)

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