Mattermost Plugin Zoom allows any logged-in user to change Zoom meeting restrictions for arbitrary channels in github.com/mattermost/mattermost-plugin-zoom
Mattermost Plugin Zoom allows any logged-in user to change Zoom meeting restrictions for arbitrary channels in github.com/mattermost/mattermost-plugin-zoom
02 / AFFECTED SOFTWARE
Affected packages
71 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Mattermost Plugin Zoom allows any logged-in user to change Zoom meeting restrictions for arbitrary channels in github.com/mattermost/mattermost-plugin-zoom
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
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
05 / REFERENCES
Further evidence
- https://github.com/advisories/GHSA-2phx-frhf-xr55
- https://github.com/mattermost/mattermost-plugin-zoom/commit/a8b58c43625ab25746e451acc4f71515d52c8122
- https://mattermost.com/security-updates
- https://nvd.nist.gov/vuln/detail/CVE-2026-0997
- https://github.com/mattermost/mattermost-plugin-zoom
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0997.json