CVE-2026-118255
CVE-2026-118255 · Highcharts Grid: javascript: URL in credits.href runs script on click
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 8.4 · High · EPSS 0.3% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
highcharts
- Versions
- < 13.0.0-beta.2: Affected
No fix published
dashboards
- Versions
- >= 3.2.0, < 4.0.0: Affected
No fix published
grid-pro
- Versions
- >= 2.0.0, < 3.2.0: Affected
No fix published
@highcharts/dashboards npm
- Affected ranges
- SEMVER: ≥ 3.2.0, < 4.0.0
Update to 4.0.0
@highcharts/grid-pro npm
- Affected ranges
- SEMVER: ≥ 2.0.0, < 3.2.0
Update to 3.2.0
Original sources
- https://github.com/highcharts/highcharts/security/advisories/GHSA-6hgp-fmhr-mrg4
- https://github.com/highcharts/highcharts/pull/25351
- https://github.com/highcharts/highcharts/commit/45b74403acafbe9f621c4a343506721d9129e991
- https://github.com/highcharts/highcharts/releases/tag/grid-v3.2.0
- https://nvd.nist.gov/vuln/detail/CVE-2026-118255