CVE-2023-3613

low-risk
Published 2023-07-17

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.

Do I need to act?

-
0.15% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.5/10 Low
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Mattermost

References (2)

Vendor Advisory https://mattermost.com/security-updates
Vendor Advisory https://mattermost.com/security-updates
22
/ 100
low-risk
Severity 16/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal