CVE-2026-47300

CVE Details

Release Date:	2026-07-14
Impact:	Important	What is this?

Description

Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.

See more information about CVE-2026-47300 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	8.8
Vector String:	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.1
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 10 (dotnet10.0)	ELSA-2026-41897	2026-07-20
Oracle Linux version 10 (dotnet8.0)	ELSA-2026-41893	2026-07-20
Oracle Linux version 10 (dotnet9.0)	ELSA-2026-41895	2026-07-20
Oracle Linux version 8 (dotnet10.0)	ELSA-2026-41900	2026-07-21
Oracle Linux version 8 (dotnet8.0)	ELSA-2026-41901	2026-07-21
Oracle Linux version 8 (dotnet9.0)	ELSA-2026-41899	2026-07-20
Oracle Linux version 9 (dotnet10.0)	ELSA-2026-41898	2026-07-20
Oracle Linux version 9 (dotnet8.0)	ELSA-2026-41894	2026-07-20
Oracle Linux version 9 (dotnet9.0)	ELSA-2026-41896	2026-07-20