CVE-2023-1774

Unauthorized email invite to a private channel

State: Published
Severity: 4.2 Medium
Published: Mar 31, 2023
Updated: Dec 6, 2024
Reserved: Mar 31, 2023

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	4.2 Medium	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N	Mattermost

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
MattermostMattermost	7.7.1 and earlierAffected 7.7.2Not affected 7.8.0Not affected 7.1.6Not affected 7.1.5 and earlierAffected before 7.8.0Affected

References

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

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