{"id":"CVE-2026-84740","title":"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 shortco…","summary":"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 shortco…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","cwe":["CWE-74"],"product":"The Events Calendar","affected":["the_events_calendar >= 6.12.0 < 6.17.5.1"],"published":"2026-10-02","updated":"2026-10-02","sourceUpdated":"2026-10-02T11:17:35.207","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84740","references":[{"url":"https://wpscan.com/vulnerability/3381a51e-beaa-4420-a33b-6a68612a2e8a/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-02T10:48:35.502404Z"},"ingestedAt":"2026-10-02T07:13:06.670Z","slug":"CVE-2026-84740","body":"## Overview\n\nThe 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}