Vulnerabilities > Mattermost > Medium
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2024-02-09 | CVE-2024-1402 | Resource Exhaustion vulnerability in Mattermost Server Mattermost fails to check if a custom emoji reaction exists when sending it to a post and to limit the amount of custom emojis allowed to be added in a post, allowing an attacker sending a huge amount of non-existent custom emojis in a post to crash the mobile app of a user seeing the post and to crash the server due to overloading when clients attempt to retrive the aforementioned post. | 4.3 |
| 2024-02-09 | CVE-2024-24774 | Incorrect Authorization vulnerability in Mattermost Server Mattermost Jira Plugin handling subscriptions fails to check the security level of an incoming issue or limit it based on the user who created the subscription resulting in registered users on Jira being able to create webhooks that give them access to all Jira issues. | 4.1 |
| 2024-02-09 | CVE-2024-24776 | Unspecified vulnerability in Mattermost Server Mattermost fails to check the required permissions in the POST /api/v4/channels/stats/member_count API resulting in channel member counts being leaked to a user without permissions. | 4.3 |
| 2024-01-02 | CVE-2023-47858 | Unspecified vulnerability in Mattermost Server Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint. | 4.3 |
| 2024-01-02 | CVE-2023-48732 | Unspecified vulnerability in Mattermost Server Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting the information about who was notified about a post to everyone else in the channel. | 4.3 |
| 2024-01-02 | CVE-2023-50333 | Unspecified vulnerability in Mattermost Server Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names. | 4.3 |
| 2023-12-29 | CVE-2023-7113 | Cross-site Scripting vulnerability in Mattermost Server Mattermost version 8.1.6 and earlier fails to sanitize channel mention data in posts, which allows an attacker to inject markup in the web client. | 6.1 |
| 2023-12-12 | CVE-2023-6727 | Unspecified vulnerability in Mattermost Server Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. | 4.3 |
| 2023-12-12 | CVE-2023-46701 | Authorization Bypass Through User-Controlled Key vulnerability in Mattermost Server Mattermost fails to perform authorization checks in the /plugins/playbooks/api/v0/runs/add-to-timeline-dialog endpoint of the Playbooks plugin allowing an attacker to get limited information about a post if they know the post ID | 5.3 |
| 2023-12-12 | CVE-2023-49809 | Resource Exhaustion vulnerability in Mattermost Server Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. | 6.5 |