ASP.NET Core 2.0 allows an attacker to steal log-in session information such as cookies or authentication tokens via a specially crafted URL aka "ASP.NET Core Elevation Of Privilege Vulnerability".
Severity
CVSS 3.0
8.8 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
9.4% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)