{"id":"CVE-2019-20882","aliases":["EUVD-2019-11419","GHSA-7w2w-r8rv-4pgw"],"status":"published","title":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain...","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00769,"percentile":0.55853,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276"],"published":"2020-06-19T16:39:23Z","modified":"2026-10-24T10:30:48Z","products":[{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20882"},{"url":"https://github.com/advisories/GHSA-7w2w-r8rv-4pgw"}],"sources":{"cve":[{"id":"CVE-2019-20882","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","status":"published","published":"2020-06-19T16:39:23Z","modified":"2024-08-05T02:53:09.425Z","updated_at":"2026-11-02T14:20:17.431882Z"}],"euvd":[{"id":"EUVD-2019-11419","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","status":"published","published":"2020-06-19T16:39:23Z","modified":"2024-08-05T02:53:09Z","updated_at":"2026-11-03T02:40:20.270172Z"}],"ghsa":[{"id":"GHSA-7w2w-r8rv-4pgw","title":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain...","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","status":"published","published":"2022-05-24T17:21:14Z","modified":"2023-01-29T05:02:57Z","updated_at":"2026-11-02T14:45:12.832224Z"}],"nvd":[{"id":"CVE-2019-20882","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","status":"published","published":"2020-06-19T17:15:13.6Z","modified":"2026-06-17T02:31:22.46Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","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-276"],"updated_at":"2026-11-02T14:05:47.558959Z"}],"osv":[{"id":"CVE-2019-20882","description":"An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team.","status":"published","published":"2020-06-19T17:15:13.6Z","modified":"2026-10-24T10:30:48.466592205Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:12.010761Z"}]}}