CVE-2023-43659

discourse/discourse

on github

Published

October 16, 2023

Severity

CVSS v3:

5.4 MEDIUM

CVSS v2:

N/A

Description

Discourse is an open source platform for community discussion. Improper escaping of user input allowed for Cross-site Scripting attacks via the digest email preview UI. This issue only affects sites with CSP disabled. This issue has been patched in the 3.1.1 stable release as well as the 3.2.0.beta1 release. Users are advised to upgrade. Users unable to upgrade should ensure CSP is enabled on the forum.

References

https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP
https://github.com/discourse/discourse/security/advisories/GHSA-g4qg-5q2h-m8ph

Configurations

CPE23	Version Start	Version End	Exact Version
cpe:2.3:a:discourse:discourse:::::stable:::*	n/a	3.1.1 (including)	*
cpe:2.3:a:discourse:discourse:3.2.0:beta1:::beta:::*	n/a	n/a	3.2.0

External Links

NVD - CVE-2023-43659