{"id":"CVE-2021-24498","aliases":["EUVD-2021-11410","GHSA-556c-5rxg-4747"],"status":"published","title":"Calendar Event Multi View \u003c 1.4.01 - Unauthenticated Reflected Cross-Site Scripting (XSS)","description":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.03536,"percentile":0.8942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-08-02T10:32:28Z","modified":"2026-06-17T03:40:08Z","exploits":[{"source":"nuclei","id":"CVE-2021-24498","title":"WordPress Calendar Event Multi View \u003c1.4.01 - Cross-Site Scripting","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24498.yaml"}],"products":[{"vendor":"dwbooster","product":"calendar_event_multi_view"},{"vendor":"unknown","product":"calendar event multi view"}],"references":[{"url":"https://wpscan.com/vulnerability/3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24498"},{"url":"https://github.com/advisories/GHSA-556c-5rxg-4747"}],"sources":{"cve":[{"id":"CVE-2021-24498","title":"Calendar Event Multi View \u003c 1.4.01 - Unauthenticated Reflected Cross-Site Scripting (XSS)","description":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.","status":"published","published":"2021-08-02T10:32:28Z","modified":"2024-08-03T19:35:20.011Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-11410","description":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.","status":"published","published":"2021-08-02T10:32:28Z","modified":"2024-08-03T19:35:20Z","updated_at":"2026-11-03T03:24:57.403647Z"}],"ghsa":[{"id":"GHSA-556c-5rxg-4747","title":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the ...","description":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.","status":"published","published":"2022-05-24T19:09:37Z","modified":"2023-01-30T05:01:13Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:21.550142Z"}],"nvd":[{"id":"CVE-2021-24498","description":"The Calendar Event Multi View WordPress plugin before 1.4.01 does not sanitise or escape the 'start' and 'end' GET parameters before outputting them in the page (via php/edit.php), leading to a reflected Cross-Site Scripting issue.","status":"published","published":"2021-08-02T11:15:11.033Z","modified":"2026-06-17T03:40:08.213Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}