| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-plugin-zoom | < 1.12.0 | 1.12.0 |
| mattermost server | ≥ 10.11.0, < 10.11.10≥ 11.1.0, < 11.1.3≥ 11.2.0, < 11.2.2 | 10.11.1011.1.311.2.2 |
| zoom | ≤ 1.11.0 |
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 user identity and post ownership in the {{/api/v1/askPMI}} endpoint which allows unauthorized users to start Zoom meetings as any user and overwrite arbitrary posts via direct API calls with manipulated user IDs and post data.. Mattermost Advisory ID: MMSA-2025-00534
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