{"id":"CVE-2022-1002","aliases":["EUVD-2022-24352","GHSA-wmx6-cwpq-6j42"],"status":"published","title":"HTML Injection while inviting Guests","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","severity":{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0065,"percentile":0.5148,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79","CWE-80"],"published":"2022-03-18T18:00:22Z","modified":"2026-10-28T02:30:35Z","products":[{"vendor":"mattermost","product":"mattermost"}],"references":[{"url":"https://mattermost.com/security-updates/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","web"]},{"url":"https://hackerone.com/reports/1443567","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1002","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wmx6-cwpq-6j42"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1002.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-1002","title":"HTML Injection while inviting Guests","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","status":"published","published":"2022-03-18T18:00:22Z","modified":"2024-12-06T23:10:17.69Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-80"],"updated_at":"2026-11-02T14:34:38.581997Z"}],"euvd":[{"id":"EUVD-2022-24352","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","status":"published","published":"2022-03-18T18:00:22Z","modified":"2024-12-06T23:10:17Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-03T00:04:38.652605Z"}],"ghsa":[{"id":"GHSA-wmx6-cwpq-6j42","title":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation...","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","status":"published","published":"2022-03-19T00:00:57Z","modified":"2023-01-27T05:00:56Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:41:46.892672Z"}],"nvd":[{"id":"CVE-2022-1002","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","status":"published","published":"2022-03-18T18:15:12.067Z","modified":"2026-06-17T04:21:37.64Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-80","CWE-79"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"CVE-2022-1002","title":"HTML Injection while inviting Guests","description":"Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.","status":"published","published":"2022-03-18T18:00:22Z","modified":"2026-10-28T02:30:35.547041684Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-80"],"updated_at":"2026-11-02T15:44:23.245966Z"}]}}