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CVE-2026-118255EUVD-2026-112357GHSA-6HGP-FMHR-MRG4

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 13.0.0-beta.2, 4.0.0, 3.2.0
None on Exploit-DB, Metasploit or GitHub

Summary

Highcharts Grid, the data grid component of the Highcharts JavaScript charting library, is affected. An attacker who can control the Grid configuration can make the credits link run malicious script when clicked, giving them access to the hosting page's data and session in that application's origin.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

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 the origin of the hosting page with access to that application's data and session state.This issue is fixed in Grid Pro 3.2.0.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • highcharts highcharts

    fixed in 13.0.0-beta.2

  • @highcharts dashboards

    From 3.2.0 · fixed in 4.0.0

  • @highcharts grid-pro

    From 2.0.0 · fixed in 3.2.0

  • @highcharts/dashboardsnpm

    From 3.2.0 · fixed in 4.0.0

  • @highcharts/grid-pronpm

    From 2.0.0 · fixed in 3.2.0

References 4

GitHub · highcharts/highcharts