{"id":"CVE-2021-27180","aliases":["EUVD-2021-13947","GHSA-7wfx-rcx6-fp9g"],"status":"published","title":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka...","description":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.","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":"2026-11-12","score":0.00926,"percentile":0.60942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-14T22:26:56Z","modified":"2026-06-17T03:44:24Z","exploits":[{"source":"pocgithub","id":"chudyPB/MDaemon-Advisories","title":"chudyPB/MDaemon-Advisories","date":"2021-04-09","url":"https://github.com/chudyPB/MDaemon-Advisories"}],"products":[{"vendor":"altn","product":"mdaemon"}],"references":[{"url":"https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://github.com/chudyPB/MDaemon-Advisories","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27180"},{"url":"https://github.com/advisories/GHSA-7wfx-rcx6-fp9g"}],"sources":{"cve":[{"id":"CVE-2021-27180","description":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.","status":"published","published":"2021-04-14T22:26:56Z","modified":"2024-08-03T20:40:47.519Z","updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-13947","description":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.","status":"published","published":"2021-04-14T22:26:56Z","modified":"2024-08-03T20:40:47Z","updated_at":"2026-11-03T03:24:49.808499Z"}],"ghsa":[{"id":"GHSA-7wfx-rcx6-fp9g","title":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka...","description":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.","status":"published","published":"2022-05-24T17:47:42Z","modified":"2023-01-29T05:06:25Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:01.014857Z"}],"nvd":[{"id":"CVE-2021-27180","description":"An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.","status":"published","published":"2021-04-14T23:15:12.147Z","modified":"2026-06-17T03:44:24.95Z","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":"2026-11-02T14:06:52.03307Z"}]}}