Improper Access Control

github.com/mattermost/mattermost-server is vulnerable to Improper Access Control. The vulnerability is caused due to a failure to properly validate that the channel that comes from the sync message is a shared channel, when shared channels are enabled. This allows a malicious remote user to add...

Improper Access Control

github.com/mattermost/mattermost-server is vulnerable to Improper Access Control. The vulnerability is caused due to a failure to properly validate synced reactions, when shared channels are enabled. This allows a malicious remote attacker to create arbitrary reactions on arbitrary posts...

Improper Access Control

github.com/mattermost/mattermost-server is vulnerable to Improper Access Control. The vulnerability is due to the failure to disallow unsolicited invites when shared channels are enabled, This allowing an attacker to send an invite with the ID of an existing local channel, causing that local...

GO-2024-3024 Mattermost allows a user on a remote to set their remote username prop to an arbitrary string in github.com/mattermost/mattermost-server

Mattermost allows a user on a remote to set their remote username prop to an arbitrary string in github.com/mattermost/mattermost-server...

GO-2024-3022 Mattermost allows remote actor to set arbitrary RemoteId values for synced users in github.com/mattermost/mattermost-server

Mattermost allows remote actor to set arbitrary RemoteId values for synced users in github.com/mattermost/mattermost-server...

GO-2024-3025 Mattermost failed to disallow the modification of local users when syncing users in shared channels in github.com/mattermost/mattermost-server

Mattermost failed to disallow the modification of local users when syncing users in shared channels in github.com/mattermost/mattermost-server...

GO-2024-3032 Mattermost did not properly restrict channel creation in github.com/mattermost/mattermost-server

Mattermost did not properly restrict channel creation in github.com/mattermost/mattermost-server...

Improper Access Control

github.com/mattermost/mattermost-server is vulnerable to Improper Access Control. The vulnerability is due to improper validation of remote server requests in shared channels with multiple connected remote servers, allowing a malicious remote server to change the profile images of users belonging...

GO-2024-2593 Mattermost fails to check the "invite_guest" permission in github.com/mattermost/mattermost-server

Mattermost fails to check the "inviteguest" permission in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2024-2444 Mattermost allows demoted guests to change group names in github.com/mattermost/mattermost-server

Mattermost allows demoted guests to change group names in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2024-2595 Mattermost fails to properly restrict the access of files attached to posts in github.com/mattermost/mattermost-server

Mattermost fails to properly restrict the access of files attached to posts in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive...

GO-2024-2446 Mattermost Cross-site Scripting vulnerability in github.com/mattermost/mattermost-server

Mattermost Cross-site Scripting vulnerability in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from vulnerability...

GO-2024-2591 Mattermost post fetching without auditing in compliance export in github.com/mattermost/mattermost-server

Mattermost post fetching without auditing in compliance export in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2024-2798 Mattermost fails to limit the number of active sessions in github.com/mattermost/mattermost-server

Mattermost fails to limit the number of active sessions in github.com/mattermost/mattermost-server...

GO-2024-2794 Mattermost fails to fully validate role changes in github.com/mattermost/mattermost-server

Mattermost fails to fully validate role changes in github.com/mattermost/mattermost-server...

GO-2024-2795 Mattermost crashes web clients via a malformed custom status in github.com/mattermost/mattermost-server

Mattermost crashes web clients via a malformed custom status in github.com/mattermost/mattermost-server...

GO-2024-2793 Mattermost allows team admins to promote guests to team admins in github.com/mattermost/mattermost-server

Mattermost allows team admins to promote guests to team admins in github.com/mattermost/mattermost-server...

Mattermost Server Access Control Error Vulnerability (CNVD-2024-26106)

Mattermost Server is the United States Mattermost company's set of open source messaging platform. Mattermost Server suffers from an Access Control Error vulnerability that can be exploited by an attacker to bypass access restrictions and link their operation to a private channel to which they do...

Mattermost Server Access Control Error Vulnerability (CNVD-2024-26103)

Mattermost Server is the United States Mattermost company's set of open source messaging platform. Mattermost Server suffers from an Access Control Error vulnerability that can be exploited by an attacker to switch their authentication mail from SAML to email and potentially edit personal details...

Mattermost Server Security Bypass Vulnerability

Mattermost Server is the United States Mattermost company's set of open source messaging platform. A security bypass vulnerability exists in Mattermost Server, which can be exploited by an attacker to bypass access restrictions and learn about the members of an AD/LDAP group linked to a team by...