{"id":"CVE-2024-23832","summary":"Mastodon Remote user impersonation and takeover","details":"Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Due to insufficient origin validation in all Mastodon, attackers can impersonate and take over any remote account. Every Mastodon version prior to 3.5.17 is vulnerable, as well as 4.0.x versions prior to 4.0.13, 4.1.x version prior to 4.1.13, and 4.2.x versions prior to 4.2.5.","aliases":["BIT-mastodon-2024-23832","GHSA-3fjr-858r-92rw"],"modified":"2026-07-08T08:11:42.075834508Z","published":"2024-02-01T16:18:03.528Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23832.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-290"]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/02/02/4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23832.json"},{"type":"ADVISORY","url":"https://github.com/mastodon/mastodon/security/advisories/GHSA-3fjr-858r-92rw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-23832"},{"type":"FIX","url":"https://github.com/mastodon/mastodon/commit/1726085db5cd73dd30953da858f9887bcc90b958"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mastodon/mastodon","events":[{"introduced":"0"},{"fixed":"b1ed009c65802b70c9b780f3c7c3a866cba72478"},{"introduced":"fb389bd73c8a4bc2924496f6041c8eee27572d21"},{"fixed":"befd534eb832feedca401f7dd2cb9225d4599213"},{"introduced":"61c5dfb9295ea66c376c452a7ef7379e8c562416"},{"fixed":"5799bc4af76813294a9eee8164d64a96612c0c0d"},{"introduced":"4fcc026f0f1b12a9de21a3af33375a9c8867dd55"},{"fixed":"a6641f828b9e6f5806be01754318279c2532ae82"},{"fixed":"1726085db5cd73dd30953da858f9887bcc90b958"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.5.17"},{"introduced":"4.0.0"},{"fixed":"4.0.13"},{"introduced":"4.1.0"},{"fixed":"4.1.13"},{"introduced":"4.2.0"},{"fixed":"4.2.5"}],"cpe":"cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*","source":["CPE_RANGE","REFERENCES"]}}],"versions":["v3.5.16","v4.0.12","v4.1.12","v4.2.4","v4.2.3","v4.1.11","v4.2.2","v4.1.10","v3.5.15","v4.2.1","v4.2.0","v4.0.11","v3.5.14","v4.1.9","v4.0.10","v4.1.8","v4.1.7","v4.0.9","v3.5.13","v3.5.12","v4.0.8","v4.1.6","v3.5.11","v4.0.7","v4.1.5","v4.0.6","v3.5.10","v4.1.4","v4.1.3","v4.0.5","v3.5.9","v3.5.8","v4.0.4","v4.1.2","v4.1.1","v4.0.3","v3.5.7","v3.5.6","v4.0.2","v4.1.0","v3.5.5","v4.0.1","v3.5.4","v4.0.0","v3.5.3","v3.5.2","v3.5.1","v3.5.0","v3.5.0rc3","v3.5.0rc2","v3.5.0rc1","v3.3.0","v3.4.1","v3.4.0","v3.4.0rc2","v3.4.0rc1","v3.3.0rc3","v3.3.0rc2","v3.3.0rc1","v3.2.0","v3.2.0rc2","v3.2.0rc1","v3.1.4","v3.1.3","v3.1.2","v3.0.1","v3.1.1","v3.1.0","v3.1.0rc2","v3.1.0rc1","v3.0.0","v3.0.0rc3","v3.0.0rc2","v3.0.0rc1","v2.9.2","v2.9.1","v2.9.0","v2.9.0rc2","v2.9.0rc1","v2.8.2","v2.8.1","v2.8.0","v2.8.0rc3","v2.8.0rc2","v2.8.0rc1","v2.7.1","v2.7.0","v2.7.0rc3","v2.7.0rc2","v2.7.0rc1","v2.6.1","v2.6.0","v2.6.0rc4","v2.6.0rc3","v2.6.0rc2","v2.6.0rc1","v2.5.0","v2.5.0rc2","v2.5.0rc1","v2.4.3","v2.4.3rc3","v2.4.3rc2","v2.4.3rc1","v2.4.2","v2.4.2rc3","v2.4.2rc2","v2.4.2rc1","v2.4.1","v2.4.1rc4","v2.4.1rc3","v2.4.1rc2","v2.4.1rc1","v2.4.0","v2.4.0rc5","v2.4.0rc4","v2.4.0rc3","v2.4.0rc2","v2.4.0rc1","v2.3.2","v2.3.2rc5","v2.3.2rc4","v2.3.2rc3","v2.3.2rc2","v2.3.2rc1","v2.3.1","v2.3.1rc3","v2.3.1rc2","v2.3.1rc1","v2.3.0","v2.3.0rc3","v2.3.0rc2","v2.3.0rc1","v2.2.0","v2.2.0rc2","v2.2.0rc1","v2.1.3","v2.1.2","v2.1.1","v2.1.0","v2.1.0rc6","v2.1.0rc5","v2.1.0rc4","v2.1.0rc3","v2.1.0rc2","v2.1.0rc1","v2.0.0","v2.0.0rc4","v2.0.0rc3","v2.0.0rc2","v2.0.0rc1","v1.6.1","v1.6.0","v1.6.0rc5","v1.6.0rc4","v1.6.0rc3","v1.6.0rc2","v1.6.0rc1","v1.5.1","v1.5.0","v1.5.0rc3","v1.5.0rc2","v1.5.0rc1","v1.4.7","v1.4.6","v1.4.5","v1.4.4","v1.4.3","v1.4.2","v1.4.1","v1.4rc6","v1.4rc5","v1.4rc4","v1.4rc3","v1.4rc2","v1.4rc1","v1.3.2","v1.3.1","v1.3","v1.2.2","v1.2.1","v1.2","v1.1.2","v1.1.1","v1.1","v1.0","v0.9.9","v0.9","v0.8","v0.7","v0.6","v0.1.2","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-23832.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H"}]}