Read the docs
Red Hat Security Advisory

RHSA-2025:18148

.NET 8.0 security update

Released 2025-10-15 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 3 records

Priority HIGH 79

Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.

CVSS 3.1CRITICAL 9.9 Network Low privileges No interaction EPSS 0.67162 Published 2025-10-14 Partial fix · 2.3.6, 8.0.21 +5 CWE-444
TI-2025-34912 CVE-2025-55247 · GHSA-w3q9-fxm7-j8fq

.NET Elevation of Privilege Vulnerability

Priority LOW 35

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

CVSS 3.1HIGH 7.3 Local Low privileges User interaction EPSS 0.00622 Published 2025-10-14 Partial fix · 8.0.21, 9.0.10 +6 CWE-59