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CVE-2023-1774

Unauthorized email invite to a private channel

CVSS 4.2 MEDIUMEPSS 0.3%CWE-862
When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected products
Mattermost · Mattermost

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References
https://mattermost.com/security-updates/