CVE-2026-59131

No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.

Scoring

Severity

MEDIUM

CVSS base score

5.6

CVSS vector

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

EPSS probability

0.28%

CWE

CWE-1303

Published

2026-08-11

Last modified

2026-09-16

Affected products

• Microsoft Windows 10 Version 1607
• Microsoft Windows 10 Version 1809
• Microsoft Windows 10 Version 21H2
• Microsoft Windows 10 Version 22H2
• Microsoft Windows 11 version 23H2
• Microsoft Windows 11 Version 23H2
• Microsoft Windows 11 Version 24H2
• Microsoft Windows 11 Version 25H2

Weakness type

• CWE-1303

Related vulnerabilities

• CVE-2023-1998 — Spectre v2 SMT mitigations problem in Linux kernel
• CVE-2023-38575 — Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized
• CVE-2023-40540 — Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user t

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