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Status published
Low
CVE-2023-3613
Guest accounts invited and added to channels by Welcomebot plugin
Vulnerability Description
Mattermost WelcomeBot plugin fails to to validate the membership status when inviting or adding users to channels allowing guest accounts to be added or invited to channels by default.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Jason Frerich
References
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Affected Vendor
Mattermost
View all reports →Affected Software
Mattermost Plugins
Vulnerable Versions:
0, 7.8.6, 7.10.3
Timeline
Official Publish:
July 17th, 2023
Last Modified:
October 21st, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N