GHSA-6HGP-FMHR-MRG4 Highcharts Grid: `javascript:` URL in credits.href runs script on click

Impact An attacker who controls the Grid configuration can set credits.href to a javascript: URL. The value is not validated against an allowed-scheme list before it is applied to the credits link, so activating that link runs attacker-supplied script in the origin of the page hosting the Grid...

Highcharts Grid: `javascript:` URL in credits.href runs script on click

Impact An attacker who controls the Grid configuration can set credits.href to a javascript: URL. The value is not validated against an allowed-scheme list before it is applied to the credits link, so activating that link runs attacker-supplied script in the origin of the page hosting the Grid...

GHSA-R5WG-Q8FC-P6W2 Highcharts Grid parses pagination language options as HTML

Impact The pagination language strings are written into the DOM as markup rather than as text. An attacker who controls those language options can supply elements carrying event handlers, and those handlers execute in the origin of the page hosting the Grid when the pagination controls render...

Highcharts Grid parses pagination language options as HTML

Impact The pagination language strings are written into the DOM as markup rather than as text. An attacker who controls those language options can supply elements carrying event handlers, and those handlers execute in the origin of the page hosting the Grid when the pagination controls render...

Highcharts Grid Pro: cell-renderer `attributes` map written with raw `setAttribute`

Impact The input-type cell renderers copy every entry of the renderer's attributes option onto the input or select element they create, without checking the attribute names. An attacker who controls the Grid configuration can supply entries under a column's cells.renderer.attributes or...

GHSA-5GHW-9MGR-JVX2 Highcharts Grid Pro: cell-renderer `attributes` map written with raw `setAttribute`

Impact The input-type cell renderers copy every entry of the renderer's attributes option onto the input or select element they create, without checking the attribute names. An attacker who controls the Grid configuration can supply entries under a column's cells.renderer.attributes or...

GHSA-6G3C-P4FG-XV47 Highcharts Grid: custom icon definition objects written with raw `setAttribute` on `<path>`

Impact A custom icon supplied under rendering.icons as an icon definition object is built by creating an SVG path for each of its child entries and setting every key of that entry as an attribute of the path, without filtering the attribute names; only the string form of the option is passed...

Highcharts Grid: custom icon definition objects written with raw `setAttribute` on `<path>`

Impact A custom icon supplied under rendering.icons as an icon definition object is built by creating an SVG path for each of its child entries and setting every key of that entry as an attribute of the path, without filtering the attribute names; only the string form of the option is passed...

CVE-2026-118255

The Highcharts Grid JavaScript charting library (versions 2.0.0 until 3.2.0 ) is vulnerable to a Cross-Site Scripting (XSS) flaw due to a lack of URL scheme validation for the credits.href attribute. An attacker capable of controlling the Grid configuration can inject a javascript: URL , which ex...

CVE-2026-118255 Highcharts Grid: javascript: URL in credits.href runs script on click

Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid applies credits.href to the credits link without validating the URL scheme. An attacker who controls Grid configuration can provide a javascript URL, and activating the credits link runs script in...

CVE-2026-116797

Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid Pro input renderers copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements with raw setAttribute calls. An attacker who controls column...

CVE-2026-118254 Highcharts Grid: pagination language options are parsed as HTML

Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid writes pagination language strings into the DOM as markup instead of text. An attacker who controls the Grid language configuration can provide elements with event handlers, which execute in the...

CVE-2026-118254

The Highcharts JS charting library (versions 2.0.0 through 3.2.0 ) contains a vulnerability where pagination language strings are incorrectly written into the DOM as HTML markup instead of plain text. An attacker who can control the Grid language configuration can inject elements with event handl...

CVE-2026-118247

The Highcharts JS charting library is vulnerable to Prototype Pollution (CWE-1321) in versions prior to Dashboards 4.2.2 and Grid Pro 3.2.0 . The root cause is that the DataTable single-cell writers, including DataTable.setCell , fail to reject __proto__ or constructor when processing untrusted c...

CVE-2026-118247 Highcharts Dashboards / Grid Pro: `DataTable.setCell` and column writers treat `__proto__` as an existing column.

Highcharts JS is a JavaScript charting library based on SVG. From 1.0.0 until Dashboards 4.2.2, and from 2.0.0 until Grid Pro 3.2.0, Highcharts DataTable single-cell writers use an untrusted column ID as a key without rejecting proto or constructor. DataTable.setCell, including Dashboards connect...

CVE-2026-118242

The Highcharts JS charting library (versions 2.3.0 through 3.2.0 ) is vulnerable to Cross-Site Scripting (XSS) via the Highcharts Grid component. The root cause is the use of the raw setAttribute method to copy child keys from rendering.icons object definitions into SVG path elements. An attacker...

CVE-2026-118242 Highcharts Grid: custom icon definition objects written with raw `setAttribute` on `<path>`

Highcharts JS is a JavaScript charting library based on SVG. From 2.3.0 until 3.2.0, Highcharts Grid creates SVG path elements from rendering.icons object definitions and previously copied every child key with setAttribute. An attacker who controls Grid configuration can supply event-handler...

CVE-2026-116797

Highcharts Grid Pro, versions 2.0.0 through 3.2.0 , is vulnerable to a Cross-Site Scripting (XSS) flaw via CWE-79 . The root cause is the use of raw setAttribute calls to copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements. An attacker contro...

CVE-2026-116797 Highcharts Grid Pro: cell-renderer `attributes` map written with raw `setAttribute`

Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid Pro input renderers copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements with raw setAttribute calls. An attacker who controls column...

CVE-2026-116797 Highcharts Grid Pro: cell-renderer `attributes` map written with raw `setAttribute`

Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid Pro input renderers copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements with raw setAttribute calls. An attacker who controls column...