Vulnerabilities > Mattermost

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. 
network
low complexity
mattermost CWE-400
4.3
2024-02-09 CVE-2024-23319 Cross-Site Request Forgery (CSRF) vulnerability in Mattermost Server 5.23.0
Mattermost Jira Plugin fails to protect against logout CSRF allowing an attacker to post a specially crafted message that would disconnect a user's Jira connection in Mattermost only by viewing the message.
network
low complexity
mattermost CWE-352
3.5
2024-02-09 CVE-2024-24774 Incorrect Authorization vulnerability in Mattermost Server 5.23.0
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.
network
low complexity
mattermost CWE-863
4.1
2024-02-09 CVE-2024-24776 Unspecified vulnerability in Mattermost Server 5.23.0
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.
network
low complexity
mattermost
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.
network
low complexity
mattermost
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.
network
low complexity
mattermost
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.
network
low complexity
mattermost
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.
network
low complexity
mattermost CWE-79
6.1
2023-12-29 CVE-2023-7114 Path Traversal vulnerability in Mattermost
Mattermost version 2.10.0 and earlier fails to sanitize deeplink paths, which allows an attacker to perform CSRF attacks against the server.
network
low complexity
mattermost CWE-22
8.8
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.
network
low complexity
mattermost
4.3