6.8
Medium
CVE-2026-86784 The Visualizer WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration…
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Visualizer 4.0 | earliest → < 4.0.8 | 4.0.8 |
Other CVEs of Visualizer
The 5 CVEs of Visualizer →
CVE-2026-86782
The Visualizer WordPress plugin before 4.0.6 does not properly authorise access to its chart-building actions, allowing…
5.5
Medium
CVE-2026-86779
The Visualizer WordPress plugin before 4.0.6 does not properly authorise chart-deletion requests, performing only a…
2.7
Low
CVE-2026-19726
The Visualizer WordPress plugin before 4.0.7 does not properly authorise access to the configuration of its charts,…
6.5
Medium
CVE-2026-14939
The Visualizer WordPress plugin before 4.0.6 does not restrict a user-supplied URL to safe address ranges before…
6.8
Medium