{"cve":"CVE-2021-20713","nvd":{"published":"2021-05-24T04:15:11.433","modified":"2026-06-17T03:34:18.263","status":"Modified","description":"Privilege escalation vulnerability in QND Advance/Premium/Standard Ver.11.0.4i and earlier allows an attacker who can log in to the PC where the product's Windows client is installed to gain administrative privileges via unspecified vectors. As a result, sensitive information may be altered/obtained or unintended operations may be performed.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-269"],"references":["https://jvn.jp/en/jp/JVN74686032/index.html","https://www.qualitysoft.com/product/qnd_vulnerabilities_2021/","https://jvn.jp/en/jp/JVN74686032/index.html","https://www.qualitysoft.com/product/qnd_vulnerabilities_2021/"],"products":["qualitysoft:qnd"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-20713","score":0.0022,"percentile":0.12587,"date":"2026-11-01"},"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."]}