{"cve":"CVE-2020-1459","nvd":{"published":"2020-08-17T19:15:14.803","modified":"2026-06-17T03:01:27.630","status":"Modified","description":"An information disclosure vulnerability exists on ARM implementations that use speculative execution in control flow via a side-channel analysis, aka "straight-line speculation."\nTo exploit this vulnerability, an attacker with local privileges would need to run a specially crafted application.\nThe security update addresses the vulnerability by bypassing the speculative execution.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-203"],"references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1459","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1459"],"products":["microsoft:windows_10"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-1459","score":0.04466,"percentile":0.91446,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}