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Mattermost Mattermost ServerMattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 …

Risk 28
Severity
6.5
EPSS
0.04%
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table.

First published (updated )
CVE-2024-4183

go/github.com/mattermost/mattermost-serverMattermost 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 h…

Risk 17
Severity
4.3
EPSS
0.04%
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

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.

First published (updated )
CVE-2024-4182

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