First published: Fri Apr 26 2024(Updated: )
Mattermost versions 9.6.0, 9.5.x before 9.5.3, 9.4.x before 9.4.5, and 8.1.x before 8.1.12 fail to handle JSON parsing errors in custom status values, which allows an authenticated attacker to crash other users' web clients via a malformed custom status.
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
Affected Software | Affected Version | How to fix |
---|---|---|
go/github.com/mattermost/mattermost-server | >=9.6.0-rc1<=9.6.0 | 9.6.1 |
go/github.com/mattermost/mattermost-server | >=9.5.0<=9.5.2 | 9.5.3 |
go/github.com/mattermost/mattermost-server | >=9.4.0<=9.4.4 | 9.4.5 |
go/github.com/mattermost/mattermost-server | >=8.1.0<=8.1.11 | 8.1.12 |
Update Mattermost Server to versions 9.7.0, 9.6.1, 9.5.3, 9.4.5, 8.1.12 or higher.
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