{"id":"CVE-2023-1562","aliases":["EUVD-2023-23796","GHSA-w3q2-jmrg-5rfm"],"status":"published","title":"Full name revealed via /plugins/focalboard/api/v2/users","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.","severity":{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00464,"percentile":0.4061,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200","CWE-668"],"published":"2023-03-22T10:16:19Z","modified":"2026-10-28T02:31:11Z","products":[{"vendor":"mattermost","product":"mattermost"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_transferred","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-1562","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-w3q2-jmrg-5rfm"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/1xxx/CVE-2023-1562.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-1562","title":"Full name revealed via /plugins/focalboard/api/v2/users","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.\n","status":"published","published":"2023-03-22T10:16:19.862Z","modified":"2024-12-06T23:06:03.914Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:35:31.657022Z"}],"euvd":[{"id":"EUVD-2023-23796","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.\n","status":"published","published":"2023-03-22T10:16:19Z","modified":"2024-12-06T23:06:03Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:04:38.652605Z"}],"ghsa":[{"id":"GHSA-w3q2-jmrg-5rfm","title":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins...","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.","status":"published","published":"2023-03-22T12:30:17Z","modified":"2023-03-24T06:30:17Z","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"}],"cwes":["CWE-668"],"updated_at":"2026-11-02T14:54:23.567838Z"}],"nvd":[{"id":"CVE-2023-1562","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.\n","status":"published","published":"2023-03-22T11:15:10.493Z","modified":"2026-06-17T05:28:15.77Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low","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"}],"cwes":["CWE-200","CWE-668"],"updated_at":"2026-11-02T14:07:50.908252Z"}],"osv":[{"id":"CVE-2023-1562","title":"Full name revealed via /plugins/focalboard/api/v2/users","description":"Mattermost fails to check the \"Show Full Name\" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.\n","status":"published","published":"2023-03-22T10:16:19.862Z","modified":"2026-10-28T02:31:11.125166896Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:44:30.334753Z"}]}}