CVE-2022-23546 Discourse vulnerable to private topic leak via email#send_digest
Attackers can leak admin digests of recent topics via malicious URLs, exposing private information in Discourse forums.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-23546?
CVE-2022-23546 is a medium-severity vulnerability in Discourse Discourse, published on 5 Jan 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In version 2.9.0.beta14 of Discourse, an open-source discussion platform, maliciously embedded urls can leak an admin's digest of recent topics, possibly exposing private information. A patch is available for version 2.9.0.beta15. There are no known workarounds for this issue.
Weakness: CWE-200
Which versions are affected by CVE-2022-23546?
1 open source package ship an affected version, including discourse. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
discourse Bitnami | All versions | 2.9.0 |
Products include Discourse Discourse.
How do I fix CVE-2022-23546?
Upgrade discourse to 2.9.0 or later.
Is CVE-2022-23546 being exploited?
There is no known exploitation of CVE-2022-23546 in the wild and no public exploit code.
Other vulnerabilities in Discourse Discourse
- CVE-2021-41163 RCE via malicious SNS subscription payload
- CVE-2022-36066 Discourse vulnerable to RCE via admins uploading maliciously zipped file
- CVE-2022-39356 Discourse user account takeover via email and invite link
- CVE-2023-22468 Discourse vulnerable to Cross-site Scripting in local oneboxes
- CVE-2026-27934 Discourse leaks private topic title and post excerpt via user action API endpoint
Sources
Also known as BIT-discourse-2022-23546, GHSA-q9jp-xv4g-328f.