Highcharts Dashboards parses sidebar component labels as HTML

影響: npm:@highcharts/dashboards >= 1.0.0, <= 4.2.2 → 4.2.3

The component language strings shown in the edit mode sidebar are parsed as HTML rather than inserted as text. An attacker who controls those language options can supply markup carrying event handlers, which execute in the origin of the page hosting the dashboard once the sidebar renders the affected labels. Exploitation requires that untrusted data reach the Dashboards language configuration and that a user open the edit mode sidebar. Workarounds Until you can upgrade, patch EditMode once at a…

Read on GitHub Advisory Database

On 10/29/2026, 04:56 AM, GitHub Advisory Database published "Highcharts Dashboards parses sidebar component labels as HTML" (type: Advisory). Severity is "High" (high). Related technologies: JavaScript / Node.js. CVE: CVE-2026-118252.