{"id":"CVE-2026-78265","aliases":["EUVD-2026-65172","GHSA-9prr-67qp-hf9r"],"status":"published","title":"WordPress The Events Calendar plugin \u003c= 6.17.2 - PHP Object Injection vulnerability","description":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00564,"percentile":0.47191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-08-24T21:31:32Z","modified":"2026-10-12T15:10:00Z","products":[{"vendor":"nexcess","product":"the events calendar"},{"vendor":"stellarwp","product":"the events calendar"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/the-events-calendar/vulnerability/wordpress-the-events-calendar-plugin-6-17-2-php-object-injection-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78265"},{"url":"https://github.com/advisories/GHSA-9prr-67qp-hf9r"}],"sources":{"cve":[{"id":"CVE-2026-78265","title":"WordPress The Events Calendar plugin \u003c= 6.17.2 - PHP Object Injection vulnerability","description":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","status":"published","published":"2026-08-24T21:31:32.805Z","modified":"2026-08-25T14:40:53.886Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-65172","description":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","status":"published","published":"2026-08-24T21:31:32Z","modified":"2026-08-25T14:40:53Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:32.944243Z"}],"ghsa":[{"id":"GHSA-9prr-67qp-hf9r","title":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","description":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","status":"published","published":"2026-08-25T00:30:29Z","modified":"2026-08-25T00:30:37Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:10:55.456762Z"}],"nvd":[{"id":"CVE-2026-78265","description":"Unauthenticated PHP Object Injection in The Events Calendar \u003c= 6.17.2 versions.","status":"published","published":"2026-08-24T22:17:20.407Z","modified":"2026-10-12T15:10:00.207Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:41.018848Z"}]}}