MEDIUM Published September 8, 2026

CVE-2026-69304

Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.

CVSS base score

5.9 (v3.1)

Severity

MEDIUM

Attack vector

Network

Weakness

CWE-409

Last modified

October 30, 2026

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

microsoft asp.net core microsoft visual studio 2022 microsoft visual studio 2026 microsoft .net

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