Guest accounts invited and added to channels by Welcomebot plugin
CVE-2023-3613

3.5LOW

Key Information:

Vendor
Mattermost
Status
Mattermost Plugins
Vendor
CVE Published:
17 July 2023

Summary

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.

Affected Version(s)

Mattermost Plugins 0 <= 7.8.5

Mattermost Plugins 0 <= 7.8.5

Mattermost Plugins 0 <= 7.10.2

References

https://mattermost.com/security-updates

CVSS V3.1

Score:
3.5
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jason Frerich
.