{"id":"CVE-2026-84740","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-84740","generatedAt":"2026-10-28T03:58:53.296Z","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 shortcodes registered…","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.","published":"2026-10-02T07:16:38.000Z","lastModified":"2026-10-02T18:00:35.000Z","status":"Deferred","sourceIdentifier":"contact@wpscan.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},"cwe":["CWE-74"],"affected":[],"epss":{"score":0.00223,"percentile":0.12801,"date":"2026-10-27","history":[{"date":"2026-10-02","score":0.00223,"percentile":0.11697}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-02T07:16:38.000Z","detail":{"score":"6.5","severity":"MEDIUM","publishedAt":"2026-10-02T07:16:38.000Z"},"summary":"New CVE, medium severity (CVSS 6.5)."}],"references":[{"url":"https://wpscan.com/vulnerability/3381a51e-beaa-4420-a33b-6a68612a2e8a/","source":"contact@wpscan.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-84740","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}