{"id":"CVE-2024-32045","aliases":["EUVD-2024-34458"],"status":"published","title":"Playbook run link to private channel grants channel access","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1, 8.1.x \u003c= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows  members to link their runs to private channels they were not members of.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0023,"percentile":0.13903,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284","CWE-639"],"published":"2024-05-26T13:29:07Z","modified":"2026-10-28T02:31:04Z","products":[{"vendor":"mattermost","product":"mattermost"},{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates","tags":["x_transferred","Vendor Advisory","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/32xxx/CVE-2024-32045.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-32045","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-32045","title":"Playbook run link to private channel grants channel access","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1, 8.1.x \u003c= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows  members to link their runs to private channels they were not members of.","status":"published","published":"2024-05-26T13:29:07.516Z","modified":"2024-08-02T02:06:42.837Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:34:15.662528Z"}],"euvd":[{"id":"EUVD-2024-34458","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1, 8.1.x \u003c= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows  members to link their runs to private channels they were not members of.","status":"published","published":"2024-05-26T13:29:07Z","modified":"2024-08-02T02:06:42Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:23.537508Z"}],"nvd":[{"id":"CVE-2024-32045","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1, 8.1.x \u003c= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows  members to link their runs to private channels they were not members of.","status":"published","published":"2024-05-26T14:15:09.137Z","modified":"2026-06-17T07:29:10.513Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-284","CWE-639"],"updated_at":"2026-11-02T14:10:02.520903Z"}],"osv":[{"id":"CVE-2024-32045","title":"Playbook run link to private channel grants channel access","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1, 8.1.x \u003c= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows  members to link their runs to private channels they were not members of.","status":"published","published":"2024-05-26T13:29:07.516Z","modified":"2026-10-28T02:31:04.69339658Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:44:40.391953Z"}]}}