In NCH Express Invoice v7.12, persistent cross site scripting (XSS) exists via the Invoices/Items/Customers/Quotes input field. An authenticated unprivileged user can add/modify the Invoices/Items/Customers fields parameter to inject arbitrary JavaScript.
Conclusion & alert: CVE-2019-16282 is rated Low Risk (36.8/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.58%).Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2019-16282
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).