{"id":"CVE-2023-3593","summary":"Server crash via a specially crafted markdown input","details":"Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.\n\n","aliases":["BIT-mattermost-2023-3593"],"modified":"2026-08-12T03:51:36.001400710Z","published":"2023-07-17T15:38:57.759Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3593.json","unresolved_ranges":[{"extracted_events":[{"last_affected":"7.8.6"},{"last_affected":"7.9.4"},{"last_affected":"7.10.2"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"Mattermost","cwe_ids":["CWE-400"]},"references":[{"type":"WEB","url":"https://mattermost.com/security-updates"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3593.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3593"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"f14c24391ca84740d90a29ec8b67579326eaa236"},{"fixed":"9c1ca9e7239b14ca3a6872bdf2f22e3bc6126985"},{"introduced":"c4d8c1450ab2b9538bbc2690ca1ee865567a5888"},{"fixed":"1b6aa36dd17e8e8aed03f563c687bd69251cffe9"},{"introduced":"5b33575d571469115f29720530ff5b53a6cb7de5"},{"fixed":"cf5279c4598f3d49396d21ab539413173a159cf5"}],"database_specific":{"cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"7.8.0"},{"fixed":"7.8.7"},{"introduced":"7.9.0"},{"fixed":"7.9.5"},{"introduced":"7.10.0"},{"fixed":"7.10.3"}],"source":"CPE_RANGE"}}],"versions":["v7.8.6","v7.10.2","v7.8.5","v7.9.4","v7.10.1","v7.9.3","v7.8.4","v7.10.0","v7.9.2","v7.8.3","v7.9.1","v7.8.2","v7.9.0","v7.8.1","v7.8.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3593.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"}]}