{"id":"GHSA-8f99-g2pj-x8w3","summary":"Mattermost crashes web clients via a malformed custom status","details":"Mattermost versions 9.6.0, 9.5.x before 9.5.3, 9.4.x before 9.4.5, and 8.1.x before 8.1.12 fail to handle JSON parsing errors in custom status values, which allows an authenticated attacker to crash other users' web clients via a malformed custom status.\n\n","aliases":["CVE-2024-4182","GO-2024-2795"],"modified":"2024-06-05T16:43:16.600027Z","published":"2024-04-26T09:30:34Z","database_specific":{"nvd_published_at":"2024-04-26T09:15:12Z","cwe_ids":["CWE-754"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2024-04-26T19:11:12Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4182"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/41333a0babf565453d89287549bec1e546e75ce7"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/6cbab0f7ece104681f73dd12c75d9f22d567125e"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/a99dadd80c57d376185ca06f8f70919a6f135bc6"},{"type":"WEB","url":"https://github.com/mattermost/mattermost/commit/f84f8ed65f6a5faba974426424b684635455a527"},{"type":"PACKAGE","url":"https://github.com/mattermost/mattermost"},{"type":"WEB","url":"https://mattermost.com/security-updates"}],"affected":[{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"8.1.0"},{"fixed":"8.1.12"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 8.1.11","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/04/GHSA-8f99-g2pj-x8w3/GHSA-8f99-g2pj-x8w3.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"9.4.0"},{"fixed":"9.4.5"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 9.4.4","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/04/GHSA-8f99-g2pj-x8w3/GHSA-8f99-g2pj-x8w3.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"9.5.0"},{"fixed":"9.5.3"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 9.5.2","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/04/GHSA-8f99-g2pj-x8w3/GHSA-8f99-g2pj-x8w3.json"}},{"package":{"name":"github.com/mattermost/mattermost-server","ecosystem":"Go","purl":"pkg:golang/github.com/mattermost/mattermost-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"9.6.0-rc1"},{"fixed":"9.6.1"}]}],"database_specific":{"last_known_affected_version_range":"\u003c= 9.6.0","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/04/GHSA-8f99-g2pj-x8w3/GHSA-8f99-g2pj-x8w3.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}