CVE-2026-50646

dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure

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Severity

Important

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · July 15, 2026

Updated · October 9, 2026

Description

A flaw was found in .NET Framework. This protection mechanism failure allows an unauthorized attacker to execute arbitrary code locally. Successful exploitation of this vulnerability can lead to a complete compromise of the affected system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-807 · Reliance on Untrusted Inputs in a Security Decision