{"id":"CVE-2021-37867","aliases":["EUVD-2021-24345","GHSA-gwpj-7fq2-hfw2"],"status":"published","title":"Emails of all users are exposed via one of the Boards APIs","description":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive \u0026 private information disclosure.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00672,"percentile":0.52331,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2022-01-18T16:52:17Z","modified":"2026-06-17T04:01:13Z","products":[{"vendor":"mattermost","product":"mattermost boards"},{"vendor":"mattermost","product":"mattermost_boards"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37867"},{"url":"https://github.com/advisories/GHSA-gwpj-7fq2-hfw2"}],"sources":{"cve":[{"id":"CVE-2021-37867","title":"Emails of all users are exposed via one of the Boards APIs","description":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive \u0026 private information disclosure.","status":"published","published":"2022-01-18T16:52:17Z","modified":"2024-12-06T23:11:27.811Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-24345","description":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive \u0026 private information disclosure.","status":"published","published":"2022-01-18T16:52:17Z","modified":"2024-12-06T23:11:27Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:04:38.652605Z"}],"ghsa":[{"id":"GHSA-gwpj-7fq2-hfw2","title":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via...","description":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive \u0026 private information disclosure.","status":"published","published":"2022-01-19T00:01:08Z","modified":"2023-02-03T05:04:53Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:53:38.626767Z"}],"nvd":[{"id":"CVE-2021-37867","description":"Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive \u0026 private information disclosure.","status":"published","published":"2022-01-18T17:15:08.557Z","modified":"2026-06-17T04:01:13.747Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}