{"id":"CVE-2021-28975","aliases":["EUVD-2021-15622","GHSA-2rqf-fc8m-jwgp"],"status":"published","title":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers...","description":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.","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":0.00895,"percentile":0.59955,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-21T15:44:30Z","modified":"2026-06-17T03:47:07Z","products":[{"vendor":"wpmailster","product":"wp_mailster"}],"references":[{"url":"https://www.compass-security.com/en/research/advisories/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.compass-security.com/fileadmin/Research/Advisories/2021-18_CSNC-2021-018-WPMailster_XSS_CSRF.txt","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28975"},{"url":"https://github.com/advisories/GHSA-2rqf-fc8m-jwgp"}],"sources":{"cve":[{"id":"CVE-2021-28975","description":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.","status":"published","published":"2021-10-21T15:44:30Z","modified":"2024-08-03T21:55:12.295Z","updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-15622","description":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.","status":"published","published":"2021-10-21T15:44:30Z","modified":"2024-08-03T21:55:12Z","updated_at":"2026-11-03T03:24:45.541615Z"}],"ghsa":[{"id":"GHSA-2rqf-fc8m-jwgp","title":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers...","description":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.","status":"published","published":"2022-05-24T19:18:27Z","modified":"2023-01-30T05:03:10Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:46.99354Z"}],"nvd":[{"id":"CVE-2021-28975","description":"WP Mailster 1.6.18.0 allows XSS when a victim opens a mail server's details in the mst_servers page, for a crafted server_host, server_name, or connection_parameter parameter.","status":"published","published":"2021-10-21T16:15:07.8Z","modified":"2026-06-17T03:47:07.027Z","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":"2026-11-02T14:07:00.137719Z"}]}}