CVE-2022-1002

PoC —

CVSS 3.1

5.4 medium

EPSS

<1%p49

Published

Mar 18, 2022 (Mar 18, 2022)

Modified

Jun 17, 2026

Description

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.

Vendors: mattermost
Products: mattermost
Weakness: CWE-80, CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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