Mattermost
by Mattermost
Source repositories
CVEs (566)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2024-2446 | Med | 0.28 | 4.3 | 0.00 | Mar 15, 2024 | Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages. | ||
| CVE-2024-1953 | Med | 0.28 | 4.3 | 0.01 | 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… | ||
| CVE-2024-1942 | Med | 0.28 | 4.3 | 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 | Med | 0.28 | 4.3 | 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 | Med | 0.28 | 4.3 | 0.01 | 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-2024-23493 | Med | 0.28 | 4.3 | 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-2024-1887 | Med | 0.28 | 4.3 | 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-2023-47858 | Med | 0.28 | 4.3 | 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//channels/deleted endpoint. | ||
| CVE-2023-49874 | Med | 0.28 | 4.3 | 0.00 | Dec 12, 2023 | Mattermost fails to check whether a user is a guest when updating the tasks of a private playbook run allowing a guest to update the tasks of a private playbook run if they know the run ID. | ||
| CVE-2023-49809 | Med | 0.28 | 4.3 | 0.01 | Dec 12, 2023 | 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. After a few repetitions, the plugin is disabled. | ||
| CVE-2023-49607 | Med | 0.28 | 4.3 | 0.01 | Dec 12, 2023 | Mattermost fails to validate the type of the "reminder" body request parameter allowing an attacker to crash the Playbook Plugin when updating the status dialog. | ||
| CVE-2023-45847 | Med | 0.28 | 4.3 | 0.01 | Dec 12, 2023 | Mattermost fails to to check the length when setting the title in a run checklist in Playbooks, allowing an attacker to send a specially crafted request and crash the Playbooks plugin | ||
| CVE-2023-6202 | Med | 0.28 | 4.3 | 0.00 | Nov 27, 2023 | Mattermost fails to perform proper authorization in the /plugins/focalboard/api/v2/users endpoint allowing an attacker who is a guest user and knows the ID of another user to get their information (e.g. name, surname, nickname) via Mattermost Boards. | ||
| CVE-2023-48369 | Med | 0.28 | 4.3 | 0.01 | Nov 27, 2023 | Mattermost fails to limit the log size of server logs allowing an attacker sending specially crafted requests to different endpoints to potentially overflow the log. | ||
| CVE-2023-48268 | Med | 0.28 | 4.3 | 0.01 | Nov 27, 2023 | Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb). | ||
| CVE-2023-47168 | Med | 0.28 | 4.3 | 0.00 | Nov 27, 2023 | Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to= | ||
| CVE-2023-45223 | Med | 0.28 | 4.3 | 0.01 | Nov 27, 2023 | Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled. | ||
| CVE-2023-43754 | Med | 0.28 | 4.3 | 0.01 | Nov 27, 2023 | Mattermost fails to check whether the “Allow users to view archived channels” setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is… | ||
| CVE-2023-40703 | Med | 0.28 | 4.3 | 0.01 | Nov 27, 2023 | Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string. | ||
| CVE-2023-47865 | Med | 0.28 | 4.3 | 0.00 | Nov 27, 2023 | Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a… |
- risk 0.28cvss 4.3epss 0.00
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.
- risk 0.28cvss 4.3epss 0.01
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…
- risk 0.28cvss 4.3epss 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.
- risk 0.28cvss 4.3epss 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
- risk 0.28cvss 4.3epss 0.01
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.
- risk 0.28cvss 4.3epss 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.
- risk 0.28cvss 4.3epss 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.
- risk 0.28cvss 4.3epss 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//channels/deleted endpoint.
- risk 0.28cvss 4.3epss 0.00
Mattermost fails to check whether a user is a guest when updating the tasks of a private playbook run allowing a guest to update the tasks of a private playbook run if they know the run ID.
- risk 0.28cvss 4.3epss 0.01
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. After a few repetitions, the plugin is disabled.
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to validate the type of the "reminder" body request parameter allowing an attacker to crash the Playbook Plugin when updating the status dialog.
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to to check the length when setting the title in a run checklist in Playbooks, allowing an attacker to send a specially crafted request and crash the Playbooks plugin
- risk 0.28cvss 4.3epss 0.00
Mattermost fails to perform proper authorization in the /plugins/focalboard/api/v2/users endpoint allowing an attacker who is a guest user and knows the ID of another user to get their information (e.g. name, surname, nickname) via Mattermost Boards.
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to limit the log size of server logs allowing an attacker sending specially crafted requests to different endpoints to potentially overflow the log.
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb).
- risk 0.28cvss 4.3epss 0.00
Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to=
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled.
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to check whether the “Allow users to view archived channels” setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is…
- risk 0.28cvss 4.3epss 0.01
Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string.
- risk 0.28cvss 4.3epss 0.00
Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a…
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