关键信息 CVE编号: CVE-2026-20819 漏洞类型: Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability 影响: Information Disclosure 最大严重程度: Important 发布日期: Jan 13, 2026 漏洞弱项: CWE-822: Untrusted Pointer Dereference CVSS得分: 5.5 / 4.8 CVSS向量字符串: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C CVSS Base Score Metrics (8)