Mattermost
by Mattermost
Source repositories
CVEs (476)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-3587 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to properly show information in the UI, allowing a system admin to modify a board state allowing any user with a valid sharing link to join the board with editor access, without the UI showing the updated permissions. | |||
| CVE-2023-3586 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to disable public Boards after the "Enable Publicly-Shared Boards" configuration option is disabled, resulting in previously-shared public Boards to remain accessible. | |||
| CVE-2023-3585 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link. | |||
| CVE-2023-3584 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to properly check the authorization of POST /api/v4/teams when passing a team override scheme ID in the request, allowing an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme. | |||
| CVE-2023-3582 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to, | |||
| CVE-2023-3581 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs. | |||
| CVE-2023-3577 | 0.00 | — | 0.00 | Jul 17, 2023 | Mattermost fails to properly restrict requests to localhost/intranet during the interactive dialog, which could allow an attacker to perform a limited blind SSRF. | |||
| CVE-2023-2785 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to properly truncate the postgres error log message of a search query failure allowing an attacker to cause the creation of large log files which can result in Denial of Service | |||
| CVE-2023-2831 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters. | |||
| CVE-2023-2797 | 0.00 | — | 0.00 | Jun 16, 2023 | Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel. | |||
| CVE-2023-2793 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message. | |||
| CVE-2023-2792 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to sanitize ephemeral error messages, allowing an attacker to obtain arbitrary message contents by a specially crafted /groupmsg command. | |||
| CVE-2023-2791 | 0.00 | — | 0.00 | Jun 16, 2023 | When creating a playbook run via the /dialog API, Mattermost fails to validate all parameters, allowing an authenticated attacker to edit an arbitrary channel post. | |||
| CVE-2023-2788 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated. | |||
| CVE-2023-2787 | 0.00 | — | 0.01 | Jun 16, 2023 | Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API. | |||
| CVE-2023-2786 | 0.00 | — | 0.00 | Jun 16, 2023 | Mattermost fails to properly check the permissions when executing commands allowing a member with no permissions to post a message in a channel to actually post it by executing channel commands. | |||
| CVE-2023-2784 | 0.00 | — | 0.00 | Jun 16, 2023 | Mattermost fails to verify if the requestor is a sysadmin or not, before allowing `install` requests to the Apps allowing a regular user send install requests to the Apps. | |||
| CVE-2023-2808 | 0.00 | — | 0.00 | May 29, 2023 | Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link. | |||
| CVE-2023-2514 | 0.00 | — | 0.01 | May 12, 2023 | Mattermost Sever fails to redact the DB username and password before emitting an application log during server initialization. | |||
| CVE-2023-2515 | 0.00 | — | 0.00 | May 12, 2023 | Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin |
- CVE-2023-3587Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to properly show information in the UI, allowing a system admin to modify a board state allowing any user with a valid sharing link to join the board with editor access, without the UI showing the updated permissions.
- CVE-2023-3586Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to disable public Boards after the "Enable Publicly-Shared Boards" configuration option is disabled, resulting in previously-shared public Boards to remain accessible.
- CVE-2023-3585Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link.
- CVE-2023-3584Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to properly check the authorization of POST /api/v4/teams when passing a team override scheme ID in the request, allowing an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme.
- CVE-2023-3582Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to,
- CVE-2023-3581Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.
- CVE-2023-3577Jul 17, 2023risk 0.00cvss —epss 0.00
Mattermost fails to properly restrict requests to localhost/intranet during the interactive dialog, which could allow an attacker to perform a limited blind SSRF.
- CVE-2023-2785Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to properly truncate the postgres error log message of a search query failure allowing an attacker to cause the creation of large log files which can result in Denial of Service
- CVE-2023-2831Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to unescape Markdown strings in a memory-efficient way, allowing an attacker to cause a Denial of Service by sending a message containing a large number of escaped characters.
- CVE-2023-2797Jun 16, 2023risk 0.00cvss —epss 0.00
Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.
- CVE-2023-2793Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.
- CVE-2023-2792Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to sanitize ephemeral error messages, allowing an attacker to obtain arbitrary message contents by a specially crafted /groupmsg command.
- CVE-2023-2791Jun 16, 2023risk 0.00cvss —epss 0.00
When creating a playbook run via the /dialog API, Mattermost fails to validate all parameters, allowing an authenticated attacker to edit an arbitrary channel post.
- CVE-2023-2788Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated.
- CVE-2023-2787Jun 16, 2023risk 0.00cvss —epss 0.01
Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.
- CVE-2023-2786Jun 16, 2023risk 0.00cvss —epss 0.00
Mattermost fails to properly check the permissions when executing commands allowing a member with no permissions to post a message in a channel to actually post it by executing channel commands.
- CVE-2023-2784Jun 16, 2023risk 0.00cvss —epss 0.00
Mattermost fails to verify if the requestor is a sysadmin or not, before allowing `install` requests to the Apps allowing a regular user send install requests to the Apps.
- CVE-2023-2808May 29, 2023risk 0.00cvss —epss 0.00
Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.
- CVE-2023-2514May 12, 2023risk 0.00cvss —epss 0.01
Mattermost Sever fails to redact the DB username and password before emitting an application log during server initialization.
- CVE-2023-2515May 12, 2023risk 0.00cvss —epss 0.00
Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin
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