CVE-2022-21678 - CVE House

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Status published Medium CVE-2022-21678

User's bio visible even if profile is restricted in Discourse

4.3 CVSS

Vulnerability Description

Discourse is an open source discussion platform. Prior to version 2.8.0.beta11 in the `tests-passed` branch, version 2.8.0.beta11 in the `beta` branch, and version 2.7.13 in the `stable` branch, the bios of users who made their profiles private were still visible in the `<meta>` tags on their users' pages. The problem is patched in `tests-passed` version 2.8.0.beta11, `beta` version 2.8.0.beta11, and `stable` version 2.7.13 of Discourse.

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

More from discourse

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Discourse has insecure default configuration that allows non-admin moderators to takeover any non-staff account via email change

Discourse moderators can access admin-only reports exposing private upload URLs

Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint

Discourse non-admin moderators can exfiltrate private content via post ownership transfer

Discourse users archives leaked to users with moderation privileges

Affected Vendor

discourse

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Affected Software

discourse

Vulnerable Versions:

< 2.7.13, < 2.8.0.beta11

Timeline

Official Publish: January 13th, 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

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1213 Data from Information Repositories

T1005 Data from Local System

T1552 Unsecured Credentials

Credential Access

T1041 Exfiltration Over C2 Channel