{"schema_version":"1.9.0","id":"CVE-2026-0997","published":"2026-02-16T09:58:41.450Z","modified":"2026-08-12T03:51:35.955411362Z","aliases":["GHSA-2phx-frhf-xr55","GO-2026-4519"],"related":["SUSE-SU-2026:0757-1","openSUSE-SU-2026:21483-1"],"summary":"Mattermost Zoom Plugin channel preference API lacks authorization checks","details":"Mattermost versions 11.1.x <= 11.1.2, 10.11.x <= 10.11.9, 11.2.x <= 11.2.1 and Mattermost Plugin Zoom versions <=1.11.0 fail to validate the authenticated user when processing {{/plugins/zoom/api/v1/channel-preference}}, which allows any logged-in user to change Zoom meeting restrictions for arbitrary channels via crafted API requests.. Mattermost Advisory ID: MMSA-2025-00558","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"5b955468ea1ea8b56c0fb10feb258a36a767d7bb"},{"fixed":"ba27ba1f8cb1ffe2b1a79dc3d15a3ffa7de12fd7"},{"introduced":"e62f350cd7a896c45a0e025f44cb8915f5597854"},{"fixed":"7d0e4261dd4bc45162be3183ac19241f43a3f994"},{"introduced":"ab7b138824c61fe1fe815243d7e2a914dec49c8b"},{"fixed":"cfbe9d9254d4903777fab5957924d260cb5b74ff"}],"database_specific":{"cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"10.11.0"},{"fixed":"10.11.10"},{"introduced":"11.1.0"},{"fixed":"11.1.3"},{"introduced":"11.2.0"},{"fixed":"11.2.2"}],"source":"CPE_RANGE"}}],"versions":["v11.1.2-rc1","v11.1.2","v10.11.9","v11.2.1","v11.2.1-rc1","v11.2.0","v10.11.9-rc1","v10.11.8","v11.1.1","v11.1.1-rc2","v11.1.1-rc1","v10.11.7","v11.1.0-rc4","v11.1.0","mattermost-redux@11.1.0","@mattermost/types@11.1.0","@mattermost/client@11.1.0","v10.11.6","v10.11.5","v10.11.4-rc3","v10.11.4","v10.11.4-rc2","v10.11.4-rc1","v10.11.3","v10.11.2-rc2","v10.11.2","v10.11.2-rc1","v10.11.1","v10.11.1-rc1","v10.11.0-rc3","v10.11.0","mattermost-redux@10.11.0","@mattermost/types@10.11.0","@mattermost/client@10.11.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0997.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost-plugin-zoom","events":[{"introduced":"0"},{"last_affected":"de12f01f07f4e03e912c2ec6e14d25c9f81d27da"}],"database_specific":{"cpe":"cpe:2.3:a:mattermost:zoom:*:*:*:*:*:mattermost:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.11.0"}],"source":"CPE_RANGE"}}],"versions":["v1.11.0-rc1","v1.11.0","v1.10.0-rc2","v1.10.0","v1.10.0-rc1","v1.9.0-rc2","v1.9.0","v1.9.0-rc1","v1.8.0-rc1","v1.8.0","v1.7.1-rc1","v1.7.0","v1.7.0-rc2","v1.5.1","v1.5.0","v1.4.1","v1.4.0","v1.3.1","v1.3.0","v1.2.0","v1.1.2","v1.1.1","v1.1.0","v1.0.6","v1.0.5","v1.0.4","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-0997.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0997.json"},{"type":"ADVISORY","url":"https://mattermost.com/security-updates"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0997"}],"database_specific":{"cna_assigner":"Mattermost","cwe_ids":["CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0997.json","unresolved_ranges":[{"extracted_events":[{"introduced":"11.1.0"},{"last_affected":"11.1.2"},{"introduced":"10.11.0"},{"last_affected":"10.11.9"},{"introduced":"11.2.0"},{"last_affected":"11.2.1"}],"source":"AFFECTED_FIELD"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}]}