{"id":"CVE-2024-23488","summary":"Files of archived channels accessible with the “Allow users to view archived channels” option disabled","details":"Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled.\n\n","aliases":["GHSA-xgxj-j98c-59rv","GO-2024-2595"],"modified":"2026-05-18T05:58:46.730255463Z","published":"2024-02-29T08:03:20.744Z","related":["CGA-6vx5-5gq4-gxqw"],"database_specific":{"cna_assigner":"Mattermost","cwe_ids":["CWE-284"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23488.json","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"last_affected":"8.1.8"},{"last_affected":"9.4.1"}]}]},"references":[{"type":"WEB","url":"https://mattermost.com/security-updates"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23488.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-23488"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"0"},{"fixed":"4c83724516242843802cc75840b08ead6afbd37b"},{"introduced":"987e843629fe3f11861fda23ceb66884f5973ef1"},{"fixed":"f344590398e35c6373957fb3b4f761b9acfd82b2"}],"database_specific":{"source":"CPE_FIELD","cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"8.1.9"},{"introduced":"9.0.0"},{"fixed":"9.4.2"}]}}],"versions":["v8.1.9-rc2","v8.1.9-rc1","v9.4.2-rc1","v8.1.8","v9.4.1","v9.4.0-rc4","v9.4.0","@mattermost/types@9.4.0","@mattermost/client@9.4.0","v9.4.0-rc3","v8.1.8-rc2","v9.4.0-rc2","v8.1.8-rc1","v9.4.0-rc1","server/public/v0.0.11","v8.1.7-rc3","v8.1.7","v8.1.7-rc2","v8.1.7-rc1","server/public/v0.0.10","v8.1.6-rc1","v8.1.6","v8.1.5-rc2","v8.1.5","v8.1.5-rc1","v8.1.4-rc2","v8.1.4","v8.1.4-rc1","v8.1.3-rc2","v8.1.3","v8.1.3-rc1","v8.1.2-rc2","v8.1.2","v8.1.2-rc1","server/public/v0.0.9","v8.1.1-rc2","v8.1.1","@mattermost/types@8.1.1","@mattermost/client@8.1.1","v8.1.1-rc1","v8.1.0-rc2","v8.1.0","server/public/v0.0.8","cloud-2023-07-26-1","server/public/v0.0.7","server/public/v0.0.6","server/public/v0.0.5","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/osv-test-cve-osv-conversion/osv-output/CVE-2024-23488.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"}]}