CVE-2026-118243 | Highcharts up to 4.2.1 Dashboards prototype pollution

October 28, 2026 Yanac

A vulnerability, which was classified as critical, has been found in Highcharts up to 4.2.1. This issue affects some unknown processing of the component Dashboards. The manipulation leads to improperly controlled modification of object prototype attributes.

This vulnerability is referenced as CVE-2026-118243. Remote exploitation of the attack is possible. No exploit is available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More