{"id":"CVE-2022-31263","aliases":["BIT-mastodon-2022-31263","EUVD-2022-52839","GHSA-54h5-43hp-6q48"],"status":"published","title":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","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":"2026-11-10","score":0.00884,"percentile":0.59517,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2022-05-24T03:48:25Z","modified":"2026-10-28T02:30:48Z","fixes":[{"ecosystem":"Bitnami","package":"mastodon","fixed_in":["3.5.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"mastodon","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.5.0"}]}]}],"products":[{"vendor":"joinmastodon","product":"mastodon"}],"references":[{"url":"https://github.com/mastodon/mastodon/pull/17909","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","advisory","fix"]},{"url":"https://github.com/mastodon/mastodon/releases/tag/v3.5.0","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31263","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-54h5-43hp-6q48"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31263.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-31263","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2022-05-24T03:48:25Z","modified":"2024-08-03T07:11:39.927Z","updated_at":"2026-11-02T14:34:35.279735Z"}],"euvd":[{"id":"EUVD-2022-52839","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2022-05-24T03:48:25Z","modified":"2024-08-03T07:11:39Z","updated_at":"2026-11-03T03:25:34.735493Z"}],"ghsa":[{"id":"GHSA-54h5-43hp-6q48","title":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2022-05-25T00:00:42Z","modified":"2023-01-30T05:06:04Z","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":"2026-11-02T14:47:25.356505Z"}],"nvd":[{"id":"CVE-2022-31263","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2022-05-24T04:15:08.367Z","modified":"2026-06-17T04:45:15.157Z","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"}],"updated_at":"2026-11-02T14:07:21.261605Z"}],"osv":[{"id":"BIT-mastodon-2022-31263","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2024-03-06T10:57:23.48Z","modified":"2026-09-08T08:48:13.013845018Z","updated_at":"2026-11-02T15:28:32.645004Z"},{"id":"CVE-2022-31263","description":"app/models/user.rb in Mastodon before 3.5.0 allows a bypass of e-mail restrictions.","status":"published","published":"2022-05-24T03:48:25Z","modified":"2026-10-28T02:30:48.647589472Z","updated_at":"2026-11-02T15:44:25.516981Z"}]}}