Highcharts Grid Pro Dashboards up to 3.1.9 Input Renderers setAttribute cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in Highcharts Grid Pro Dashboards up to 3.1.9. Affected by this vulnerability is the function setAttribute of the component Input Renderers. The manipulation results in cross site scripting. This vulnerability is reported as CVE-2026-116797. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Highcharts Grid Pro Dashboards up to 3.1.9. Affected is the function setAttribute of the component Input Renderers. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

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 configuration can add event-handler attributes to every rendered row or to the control created when a cell enters edit mode. Script then runs in the hosting page origin when a user hovers over or focuses an input or begins editing. This issue is fixed in Grid Pro 3.2.0.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-116797 since 10/26/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading to version 3.2.0 eliminates this vulnerability.

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Productinfo

Type

• Forum Software

Vendor

• Highcharts

Name

• Grid Pro Dashboards

Version

• 3.1.0
• 3.1.1
• 3.1.2
• 3.1.3
• 3.1.4
• 3.1.5
• 3.1.6
• 3.1.7
• 3.1.8
• 3.1.9

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