CVE-2023-22453 Information

Description

Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 3.0.0.beta16 on the beta and tests-passed branches the number of times a user posted in an arbitrary topic is exposed to unauthorized users through the /u/username.json endpoint. The issue is patched in version 2.8.14 and 3.0.0.beta16. There is no known workaround.

Reference

https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad