CVE-2026-86784 — Visualizer < 4.0.8 - Contributor+ Stored XSS via JSON Data Source
The Visualizer WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration before outputting it back in the chart editor, allowing users…
Published: 2026-09-16 · CVSS: 6.8 · CVSS 3.1
The Visualizer WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration before outputting it back in the chart editor, allowing users with the Contributor role and above to store JavaScript that executes in the browser of any higher-privileged user, such as an administrator, who reviews the affected chart.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7