Description
Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to=
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mattermost Mattermost
Default version status: unaffected
0 to ≤ 8.1.3affected0 to ≤ 7.8.12affected0 to ≤ 9.0.1affected0 to ≤ 9.1.0affected9.0.2unaffected9.1.1unaffected7.8.13unaffected8.1.4unaffected