What is the severity of CVE-2022-21642?

CVE-2022-21642 has a moderate severity level as it allows unintended disclosure of whisper participants in Discourse.

How do I fix CVE-2022-21642?

To fix CVE-2022-21642, upgrade to Discourse stable version 2.7.13 or beta version 2.8.0.beta11 or later.

What versions of Discourse are affected by CVE-2022-21642?

CVE-2022-21642 affects Discourse versions prior to 2.7.13 and certain beta versions prior to 2.8.0.beta11.

What is the nature of the vulnerability in CVE-2022-21642?

CVE-2022-21642 is a vulnerability that exposes whisper participants when composing messages from a topic.

Is there a workaround for CVE-2022-21642?

There is no known workaround for CVE-2022-21642, and upgrading is the recommended solution.

Vulnerability/
CVE-2022-21642

medium

4.3

CWE

200

5/1/2022

21/11/2024

CVE-2022-21642: Exposure of whisper participants in discourse

First published: Wed Jan 05 2022(Updated: )

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.

Credit: security-advisories@github.com security-advisories@github.com

Affected Software	Affected Version	How to fix
Discourse	<2.7.13
Discourse	=2.8.0-beta1
Discourse	=2.8.0-beta10
Discourse	=2.8.0-beta2
Discourse	=2.8.0-beta3
Discourse	=2.8.0-beta4
Discourse	=2.8.0-beta5
Discourse	=2.8.0-beta6
Discourse	=2.8.0-beta7
Discourse	=2.8.0-beta8
Discourse	=2.8.0-beta9

Remedy

https://github.com/discourse/discourse/commit/702685b6a06ae45a544fc702027f1e4573d94aaa

Remedy

https://github.com/discourse/discourse/security/advisories/GHSA-mx3h-vc7w-r9c6

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2022-21642?
CVE-2022-21642 has a moderate severity level as it allows unintended disclosure of whisper participants in Discourse.
How do I fix CVE-2022-21642?
To fix CVE-2022-21642, upgrade to Discourse stable version 2.7.13 or beta version 2.8.0.beta11 or later.
What versions of Discourse are affected by CVE-2022-21642?
CVE-2022-21642 affects Discourse versions prior to 2.7.13 and certain beta versions prior to 2.8.0.beta11.
What is the nature of the vulnerability in CVE-2022-21642?
CVE-2022-21642 is a vulnerability that exposes whisper participants when composing messages from a topic.
Is there a workaround for CVE-2022-21642?
There is no known workaround for CVE-2022-21642, and upgrading is the recommended solution.

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