CVE-2022-1002

HTML Injection while inviting Guests

CVSS 2 LOWEPSS 0.6%CWE-80

Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N

Affected products

Mattermost · Mattermost

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References

https://hackerone.com/reports/1443567 https://mattermost.com/security-updates/