CVE-2023-45147

Arbitrary keys can be added to a topic's custom fields by any user in Discourse

Description

Discourse is an open source community platform. In affected versions any user can create a topic and add arbitrary custom fields to a topic. The severity of this vulnerability depends on what plugins are installed and how the plugins uses topic custom fields. For a default Discourse installation with the default plugins, this vulnerability has no impact. The problem has been patched in the latest version of Discourse. Users are advised to update to version 3.1.1 if they are on the stable branch or 3.2.0.beta2 if they are on the beta branch. Users unable to upgrade should disable any plugins that access topic custom fields.

Category

4.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.22%
Vendor Advisory github.com
Affected: discourse discourse
Published at:
Updated at:

References

Link Tags
https://github.com/discourse/discourse/security/advisories/GHSA-wm89-m359-f9qv vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-45147?
CVE-2023-45147 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45147?
To fix CVE-2023-45147, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-45147 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-45147 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-45147?
CVE-2023-45147 affects discourse discourse.
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