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Invites restricted to an email or invite links restricted to an email domain may be bypassed by a under certain conditions

High
pmusaraj published GHSA-rvp8-459h-282r Jun 21, 2022

Package

Discourse (Discourse)

Affected versions

stable <= 2.8.4; beta <= 2.9.0.beta5; tests-passed <= 2.9.0.beta5

Patched versions

stable >= 2.8.5; beta >= 2.9.0.beta6; tests-passed > 2.9.0.beta6

Description

Impact

Under certain conditions, a logged in user can redeem an invite with an email that either doesn't match the invite's email or does not adhere to the email domain restriction of an invite link. The impact of this flaw is aggravated when the invite has been configured to add the user that accepts the invite into restricted groups. Once a user has been incorrectly added to a restricted group, the user may then be able to view content which that are restricted to the respective group.

Patches

This issue is patched in the latest stable, beta and tests-passed versions of Discourse

Workarounds

There are no workarounds for this problem.

Severity

High

CVE ID

CVE-2022-31096

Weaknesses

No CWEs