Vulnerabilities > Mattermost

DATE CVE VULNERABILITY TITLE RISK
2024-07-03 CVE-2024-6428 Unspecified vulnerability in Mattermost
Mattermost versions 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2, 9.5.x <= 9.5.5 fail to prevent specifying a RemoteId when creating a new user which allows an attacker to specify both a remoteId and the user ID, resulting in creating a user with a user-defined user ID.
network
low complexity
mattermost
6.5
2024-06-14 CVE-2024-36287 Unspecified vulnerability in Mattermost Desktop
Mattermost Desktop App versions <=5.7.0 fail to disable certain Electron debug flags which allows for bypassing TCC restrictions on macOS.
local
low complexity
mattermost
3.3
2024-06-14 CVE-2024-37182 Unspecified vulnerability in Mattermost Desktop
Mattermost Desktop App versions <=5.7.0 fail to correctly prompt for permission when opening external URLs which allows a remote attacker to force a victim over the Internet to run arbitrary programs on the victim's system via custom URI schemes.
network
low complexity
mattermost
6.1
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. 
network
low complexity
mattermost CWE-400
4.3
2024-02-09 CVE-2024-23319 Cross-Site Request Forgery (CSRF) vulnerability in Mattermost Server
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
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
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