CVE-2026-86784

6.8 mediumEPSS 0.4%

Medium (6.8). EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.8 medium

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 37% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-09-16
Modified: 2026-09-17
Record from: the NVD, synced 2026-10-19

References

https://wpscan.com/vulnerability/9ac2d380-62fd-4967-8697-40175ffdf1c7/

Check your stack JSON