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CVE-2026-84740

MEDIUM 6.5 CVSS 3.1
Published
October 2, 2026
Last modified
October 2, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-74
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Description

The Events Calendar WordPress plugin before 6.17.5.1 does not validate or sanitise data submitted to an unauthenticated AJAX action before merging it into its rendering context, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.

Affected WordPress components

  • The Events Calendar Plugin · the-events-calendar
    Confirmed match Active
    From 6.12.0 (including) to 6.17.5.1 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown The Events Calendar — From 6.12.0 (including) to 6.17.5.1 (excluding)

References

  • wpscan.com https://wpscan.com/vulnerability/3381a51e-beaa-4420-a33b-6a68612a2e8a/
  • nvd.nist.gov Official NVD record