{"id":"CVE-2020-18985","aliases":["EUVD-2020-10896","GHSA-h95g-226g-7wq6"],"status":"published","title":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers...","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","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":"2026-11-08","score":0.00677,"percentile":0.52519,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2021-12-15T22:17:29Z","modified":"2026-10-24T10:30:46Z","products":[{"vendor":"synacor","product":"zimbra_collaboration_suite"}],"references":[{"url":"https://github.com/buxu/bug/issues/3","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18985"},{"url":"https://github.com/advisories/GHSA-h95g-226g-7wq6"}],"sources":{"cve":[{"id":"CVE-2020-18985","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","status":"published","published":"2021-12-15T22:17:29Z","modified":"2024-08-04T14:08:30.66Z","updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2020-10896","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","status":"published","published":"2021-12-15T22:17:29Z","modified":"2024-08-04T14:08:30Z","updated_at":"2026-11-03T03:07:25.877716Z"}],"ghsa":[{"id":"GHSA-h95g-226g-7wq6","title":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers...","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","status":"published","published":"2021-12-17T00:00:39Z","modified":"2023-02-01T05:06:58Z","cwes":["CWE-601"],"updated_at":"2026-11-02T14:50:27.414775Z"}],"nvd":[{"id":"CVE-2020-18985","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","status":"published","published":"2021-12-15T23:15:08.74Z","modified":"2026-06-17T02:59:32.427Z","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":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:06:46.101987Z"}],"osv":[{"id":"CVE-2020-18985","description":"An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.","status":"published","published":"2021-12-15T23:15:08.74Z","modified":"2026-10-24T10:30:46.022104673Z","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"}],"updated_at":"2026-11-02T15:44:15.212689Z"}]}}