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CVE-2026-118251EUVD-2026-112365GHSA-5793-X2Q3-C3Q7

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 11.4.9, 12.6.1, 13.1.1, 13.1.0
None on Exploit-DB, Metasploit or GitHub

Summary

Highcharts, a JavaScript charting library, is affected, along with its Highcharts Stock, Maps, and Gantt variants that come from the same package. An attacker who can control a chart's configuration could make a click on the credits label run malicious script in the context of the page hosting the chart.

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. Prior to 11.4.9, 12.6.1, and 13.1.0, Highcharts assigns credits.href to the window location when the credits label is clicked without checking the URL against the allowed-scheme list. An attacker who controls chart configuration can provide a javascript URL and run script in the origin of the hosting page when a user clicks the credits label. Highcharts Stock, Maps, and Gantt are included because they ship from the same package. This issue is fixed in 11.4.9, 12.6.1 and 13.1.0.

Timeline

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

Affected versions

  • highcharts highcharts

    fixed in 11.4.9; From 12.0.0 · fixed in 12.6.1; From 13.0.0 · fixed in 13.1.1

  • highchartsnpm

    fixed in 11.4.9

  • highchartsnpm

    From 12.0.0 · fixed in 12.6.1

  • highchartsnpm

    From 13.0.0 · fixed in 13.1.0

References 4

GitHub · highcharts/highcharts