Back to Database
Status published
Medium
CVE-2022-21642
Exposure of whisper participants in discourse
Vulnerability Description
Discourse is an open source platform for community discussion. In affected versions when composing a message from topic the composer user suggestions reveals whisper participants. The issue has been patched in stable version 2.7.13 and beta version 2.8.0.beta11. There is no workaround for this issue and users are advised to upgrade.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-21642
Credits & Attribution
No credits recorded in the NVD database.
References
More from discourse
View All →CVE-2025-69289
Discourse has insecure default configuration that allows non-admin moderators to takeover any non-staff account via email change
Medium
5.1
CVE-2025-69218
Discourse moderators can access admin-only reports exposing private upload URLs
High
7.1
CVE-2025-68934
Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint
Medium
6.5
CVE-2025-68933
Discourse non-admin moderators can exfiltrate private content via post ownership transfer
Medium
6.9
CVE-2025-68666
Discourse users archives leaked to users with moderation privileges
Medium
5.9
Affected Vendor
discourse
View all reports →Affected Software
discourse
Vulnerable Versions:
< 2.7.13, < 2.8.0.beta11
Timeline
Official Publish:
January 5th, 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:N/S:U/C:L/I:N/A:N