CVE-2026-62898

Microsoft · Published August 11, 2026

7.5

CVSS v3.1

HIGH

Patch availableGet patch

Description

Microsoft QUIC Information Disclosure Vulnerability. Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

Affected Products

.NET 10.0 installed on Mac OS
.NET 10.0 installed on Windows
.NET 10.0 installed on Linux
Microsoft Visual Studio 2022 version 17.14

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C