CVE-2023-3581

published 2023-07-17

CVE-2023-3581: Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.

Priority P3 45 high 8.1 CVSS 3.1

AV N AC H PR N UI N S U C H I H A H

Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
mattermost	mattermost	<= 7.8.6	—
mattermost	mattermost_server	>= 7.10.0 < 7.10.3	7.10.3
mattermost	mattermost_server	>= 7.8.0 < 7.8.7	7.8.7
mattermost	mattermost_server	>= 7.9.0 < 7.9.5	7.9.5

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CWE-346