{"id":"CVE-2023-3585","summary":"channel DoS by sharing a boards link","details":"Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link.\n\n","aliases":["BIT-mattermost-2023-3585"],"modified":"2026-08-12T03:51:44.551492632Z","published":"2023-07-17T15:24:20.975Z","database_specific":{"cwe_ids":["CWE-400"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3585.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"},"references":[{"type":"WEB","url":"https://mattermost.com/security-updates"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3585.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3585"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"0"},{"fixed":"9c1ca9e7239b14ca3a6872bdf2f22e3bc6126985"},{"introduced":"c4d8c1450ab2b9538bbc2690ca1ee865567a5888"},{"fixed":"1b6aa36dd17e8e8aed03f563c687bd69251cffe9"},{"introduced":"5b33575d571469115f29720530ff5b53a6cb7de5"},{"fixed":"cf5279c4598f3d49396d21ab539413173a159cf5"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"7.8.7"},{"introduced":"7.9.0"},{"fixed":"7.9.5"},{"introduced":"7.10.0"},{"fixed":"7.10.3"}]}}],"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","cloud-2023-01-26-1","cloud-2022-11-24-1","cloud-2022-11-11-1","cloud-2022-10-06-1","cloud-2022-09-08-1","cloud-2022-08-10-1","cloud-2022-07-20-1","v5.2.0-rc2","v5.2.0-rc1","v5.1.0-rc1","v5.0.0-rc1","v4.10.0-rc1","v4.9.0-rc1","v4.8.0-rc1","v4.7.0-rc1","v4.6.0-rc2","v4.6.0-rc1","v4.5.0-rc1","v4.4.0-rc1","v4.3.0-rc1","v4.2.0-rc1","v0.5.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3585.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"}]}