Mattermost
by Mattermost
Source repositories
CVEs (336)
| CVE | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|
| CVE-2024-1953 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, 9.3.0, and 9.4.x before 9.4.2 fail to limit the number of role names requested from the API, allowing an authenticated attacker to cause the server to run out of memory and crash by issuing an unusually large HTTP request. | ||
| CVE-2024-1952 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of. | ||
| CVE-2024-1949 | 0.00 | — | 0.00 | Feb 29, 2024 | A race condition in Mattermost versions 8.1.x before 8.1.9, and 9.4.x before 9.4.2 allows an authenticated attacker to gain unauthorized access to individual posts' contents via carefully timed post creation while another user deletes posts. | ||
| CVE-2024-1942 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, and 9.3.0 fail to sanitize the metadata on posts containing permalinks under specific conditions, which allows an authenticated attacker to access the contents of individual posts in channels they are not a member of. | ||
| CVE-2024-1888 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server | ||
| CVE-2024-24988 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server. | ||
| CVE-2024-1887 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost fails to check if compliance export is enabled when fetching posts of public channels allowing a user that is not a member of the public channel to fetch the posts, which will not be audited in the compliance export. | ||
| CVE-2024-23488 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled. | ||
| CVE-2024-23493 | 0.00 | — | 0.00 | Feb 29, 2024 | Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of. | ||
| CVE-2024-1402 | 0.00 | — | 0.00 | Feb 9, 2024 | 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. | ||
| CVE-2024-24776 | 0.00 | — | 0.00 | Feb 9, 2024 | 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. | ||
| CVE-2024-24774 | 0.00 | — | 0.00 | Feb 9, 2024 | 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. | ||
| CVE-2024-23319 | 0.00 | — | 0.00 | Feb 9, 2024 | 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. | ||
| CVE-2023-47858 | 0.00 | — | 0.00 | Jan 2, 2024 | 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. | ||
| CVE-2023-50333 | 0.00 | — | 0.00 | Jan 2, 2024 | 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. | ||
| CVE-2023-48732 | 0.00 | — | 0.01 | Jan 2, 2024 | 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. | ||
| CVE-2023-7114 | 0.00 | — | 0.00 | Dec 29, 2023 | Mattermost version 2.10.0 and earlier fails to sanitize deeplink paths, which allows an attacker to perform CSRF attacks against the server. | ||
| CVE-2023-7113 | 0.00 | — | 0.01 | Dec 29, 2023 | 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. | ||
| CVE-2023-6727 | 0.00 | — | 0.00 | Dec 12, 2023 | Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. If the playbook action created is to post a message in a channel based on specific keywords in a post, some playbook information, like the name, can be leaked. | ||
| CVE-2023-45316 | 0.00 | — | 0.00 | Dec 12, 2023 | Mattermost fails to validate if a relative path is passed in /plugins/playbooks/api/v0/telemetry/run/<telem_run_id> as a telemetry run ID, allowing an attacker to use a path traversal payload that points to a different endpoint leading to a CSRF attack. |
- CVE-2024-1953Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, 9.3.0, and 9.4.x before 9.4.2 fail to limit the number of role names requested from the API, allowing an authenticated attacker to cause the server to run out of memory and crash by issuing an unusually large HTTP request.
- CVE-2024-1952Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of.
- CVE-2024-1949Feb 29, 2024risk 0.00cvss —epss 0.00
A race condition in Mattermost versions 8.1.x before 8.1.9, and 9.4.x before 9.4.2 allows an authenticated attacker to gain unauthorized access to individual posts' contents via carefully timed post creation while another user deletes posts.
- CVE-2024-1942Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, and 9.3.0 fail to sanitize the metadata on posts containing permalinks under specific conditions, which allows an authenticated attacker to access the contents of individual posts in channels they are not a member of.
- CVE-2024-1888Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server
- CVE-2024-24988Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.
- CVE-2024-1887Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost fails to check if compliance export is enabled when fetching posts of public channels allowing a user that is not a member of the public channel to fetch the posts, which will not be audited in the compliance export.
- CVE-2024-23488Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled.
- CVE-2024-23493Feb 29, 2024risk 0.00cvss —epss 0.00
Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of.
- CVE-2024-1402Feb 9, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2024-24776Feb 9, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2024-24774Feb 9, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2024-23319Feb 9, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2023-47858Jan 2, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2023-50333Jan 2, 2024risk 0.00cvss —epss 0.00
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.
- CVE-2023-48732Jan 2, 2024risk 0.00cvss —epss 0.01
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.
- CVE-2023-7114Dec 29, 2023risk 0.00cvss —epss 0.00
Mattermost version 2.10.0 and earlier fails to sanitize deeplink paths, which allows an attacker to perform CSRF attacks against the server.
- CVE-2023-7113Dec 29, 2023risk 0.00cvss —epss 0.01
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.
- CVE-2023-6727Dec 12, 2023risk 0.00cvss —epss 0.00
Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. If the playbook action created is to post a message in a channel based on specific keywords in a post, some playbook information, like the name, can be leaked.
- CVE-2023-45316Dec 12, 2023risk 0.00cvss —epss 0.00
Mattermost fails to validate if a relative path is passed in /plugins/playbooks/api/v0/telemetry/run/<telem_run_id> as a telemetry run ID, allowing an attacker to use a path traversal payload that points to a different endpoint leading to a CSRF attack.
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