CVE-2025-63094

7.5 HIGH
Published: December 10, 2025 Modified: January 02, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/necst/aca25-xiangshan-spectre
Source: cve@mitre.org
Exploit Third Party Advisory
https://github.com/necst/aca25-xiangshan-spectre/blob/main/README.md
Source: cve@mitre.org
Exploit Third Party Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.1%
26th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

xiangshan