CVE-2025-63094

PoC ×2—

CVSS 3.1

7.5 high

EPSS

<1%p46

Published

Dec 10, 2025 (Dec 10, 2025)

Modified

Jun 17, 2026

Description

XiangShan Nanhu V2 and XiangShan Kunmighu V3 were discovered to use speculative execution and indirect branch prediction, allowing attackers to access sensitive information via side-channel analysis of the data cache.

Vendors: xiangshan
Products: xiangshan
Weakness: CWE-200, CWE-203
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.6%)

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