CVE-2022-31096 - CVE House
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Status published Medium CVE-2022-31096

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

Vulnerability Description

Discourse is an open source discussion platform. 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. Users are advised to upgrade to the current stable releases. There are no known workarounds to this issue.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

discourse
Vulnerable Versions:
< 2.8.5; stable branch, < 2.9.0.beta6; beta brach

Timeline

Official Publish: June 27th, 2022
Last Modified: April 23rd, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Weaknesses (CWE)

CWE-281

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.