CVE-2026-118250 — Highcharts dotted series.keys paths write to Object.prototype
According to the CERT title, CVE-2026-118250 affects Highcharts, where dotted series.keys paths write to Object.prototype. The source classifies the vulnerability as CWE-1321: Improperly Controlled Modification of Object Prototype Attributes, also known as prototype pollution.
CERT24