PT-2026-47971 · Microsoft · .Net 10.0+2

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-45491

Mitre

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Improper link resolution before file access ('link following') in .NET allows an unauthorized attacker to perform tampering locally.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2026-45491

Affected Products

.Net 10.0

.Net 8.0

.Net 9.0

References · 2

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45491 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45491 · Security Note