CVE-2023-22453 (published 2023-01-05T19:53:34.180Z)
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.
Affected products: Vendor: discourse
Product: discourse
Versions: < 2.8.14, >= 2.9.0.beta0, < 3.0.0.beta16