{"id":"CVE-2021-24146","aliases":["EUVD-2021-11060","GHSA-2qh8-fp5p-2xx2"],"status":"published","title":"Modern Events Calendar Lite \u003c 5.16.5 - Unauthenticated Events Export","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.31043,"percentile":0.98286,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-284","CWE-862","CWE-863"],"published":"2021-03-18T14:57:50Z","modified":"2026-10-24T10:30:44Z","exploits":[{"source":"exploitdb","id":"EDB-50084","title":"Wordpress Plugin Modern Events Calendar 5.16.2 - Event export (Unauthenticated)","type":"webapps","platform":"php","date":"2021-07-02","url":"https://www.exploit-db.com/exploits/50084"},{"source":"nuclei","id":"CVE-2021-24146","title":"WordPress Modern Events Calendar Lite \u003c5.16.5 - Sensitive Information Disclosure","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24146.yaml"}],"products":[{"vendor":"unknown","product":"modern events calendar lite"},{"vendor":"webnus","product":"modern_events_calendar_lite"},{"vendor":"webnus/","product":"modern events calendar lite"}],"references":[{"url":"https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24146"},{"url":"https://github.com/advisories/GHSA-2qh8-fp5p-2xx2"}],"sources":{"cve":[{"id":"CVE-2021-24146","title":"Modern Events Calendar Lite \u003c 5.16.5 - Unauthenticated Events Export","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","status":"published","published":"2021-03-18T14:57:50Z","modified":"2024-08-03T19:21:18.297Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11060","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","status":"published","published":"2021-03-18T14:57:50Z","modified":"2024-08-03T19:21:18Z","updated_at":"2026-11-03T03:24:59.071017Z"}],"ghsa":[{"id":"GHSA-2qh8-fp5p-2xx2","title":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before...","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","status":"published","published":"2022-05-24T17:44:50Z","modified":"2023-01-28T05:01:48Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-284","CWE-862","CWE-863"],"updated_at":"2026-11-02T14:43:38.449503Z"}],"nvd":[{"id":"CVE-2021-24146","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","status":"published","published":"2021-03-18T15:15:15.48Z","modified":"2026-06-17T03:39:28.273Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-284","CWE-862"],"updated_at":"2026-11-02T14:06:50.805771Z"}],"osv":[{"id":"CVE-2021-24146","description":"Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.","status":"published","published":"2021-03-18T15:15:15.48Z","modified":"2026-10-24T10:30:44.843444933Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:18.778776Z"}]}}